7Baggers

KNOT Offshore Partners LP
(NYSE:KNOP) 

KNOP stock logo

KNOT Offshore Partners LP owns and operates shuttle tankers under long-term charters in the North Sea and Brazil. The company provides loading, transportation, and storage of crude oil under time charters and bareboat charters. As of March 18, 2021, it operated a fleet of seventeen shuttle tankers. ...

Full Time Employees: 1
Sector: Industrials
Industry: Marine Shipping

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At a glance:
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Quarterly
Annual
    Unit: USD2025-12-04 2025-09-25 2025-06-30 2025-05-20 2025-03-19 2024-12-31 2024-12-04 2024-09-03 2024-06-30 2024-05-22 2024-02-26 2023-12-31 2023-12-13 2023-08-30 2023-06-30 2023-05-25 2023-03-14 2022-12-31 2022-11-29 2022-08-24 2022-06-30 2022-05-11 2022-03-09 2021-12-31 2021-12-02 2021-11-17 2021-08-26 2021-06-30 2021-05-12 2021-03-10 2020-12-31 2020-11-18 2020-08-26 2020-06-30 2020-05-27 2020-03-11 2019-11-20 2019-08-28 2019-06-30 2019-05-23 2019-03-13 2018-11-26 2018-09-04 2018-06-30 2018-06-06 2018-02-20 2017-12-31 2017-11-03 2017-09-30 2017-08-09 2017-06-30 2017-05-16 2017-02-14 2016-12-31 2016-11-01 2016-09-30 2016-08-10 2016-06-30 2016-05-11 2016-02-18 2015-12-31 2015-05-07 2015-02-17 2014-12-31 2013-12-31 
                                                                     
      time charter and bareboat revenues
    96,329,000 85,920,000 85,920,000 82,991,000 84,434,000 84,434,000 75,682,000 73,437,000 73,437,000 73,362,000 72,039,000 72,039,000 72,188,000 69,924,000 69,924,000 62,933,000 66,000 262,601,000 67,000 63,000 63,788,000 65,187,000 70,637,000 70,636,000 66,559,000 66,559,000 66,513,000 66,513,000 65,598,000 69,864,000 69,864,000 71,241,000 70,250,000 70,250,000 67,226,000 70,063,000 70,983,000 70,908,000 70,908,000 70,548,000 70,878,000 70,706,000  69,221,000 67,386,000 59,247,000 59,246,000 57,970,000 57,970,000 51,537,000 51,537,000 43,747,000 44,798,000 44,798,000 43,390,000 43,390,000 42,864,000 42,864,000 41,826,000 42,417,000  36,071,000 34,247,000   
      voyage revenues
       466,000 438,000 438,000 124,000 351,000 351,000 2,715,000   10,000 1,585,000 1,585,000 7,254,000 4,000                                                 
      loss of hire insurance recoveries
     607,000 607,000  5,892,000 5,892,000  78,000 78,000  505,000 505,000  1,424,000 1,424,000 911,000 758,000      1,154,000 1,154,000 17,000 17,000 4,397,000 4,397,000 5,882,000              450,000 450,000  1,750,000 1,750,000   2,276,000 2,276,000 1,150,000              
      other income
    538,000 533,000 533,000 572,000 491,000 491,000 486,000 554,000 554,000 555,000 485,000 485,000 485,000 891,000 891,000 82,000 83,000 83,000 78,000 171,000 171,000 9,000 342,000 342,000 3,000 3,000 27,000 27,000 1,000 -5,000 -5,000 39,000 9,000 9,000 598,000 18,000 26,000 14,000 14,000 1,000 53,000 12,000 94,000 94,000 655,000 592,000 592,000 247,000 247,000 593,000 593,000 95,000 197,000 197,000 197,000 197,000 199,000 199,000 200,000 120,000  149,000 18,000   
      total revenues
    96,867,000 87,060,000 87,060,000 84,029,000 91,255,000 91,255,000 76,292,000 74,420,000 74,420,000 76,632,000 73,029,000 73,029,000 72,683,000 73,824,000 73,824,000 71,180,000 71,000 268,389,000 67,000 63,000 63,959,000 65,196,000 72,133,000 52,249,250 66,579,000 66,579,000 70,937,000 70,937,000 71,481,000 69,859,000 69,859,000 71,280,000 70,259,000 70,259,000 67,824,000 70,081,000 71,009,000 70,922,000  70,549,000 70,931,000 70,718,000 69,765,000 69,765,000 68,041,000 61,589,000 61,588,000 58,217,000 58,217,000 54,406,000 54,406,000 44,992,000 44,995,000 44,995,000 43,587,000 43,587,000 43,063,000 43,063,000 42,026,000 42,537,000  36,220,000 34,265,000   
      yoy
    6.15% -4.60% 14.11% 12.91% 22.62% 19.08% 4.47% 1.90% 2.39% 3.80% -1.08% 2.60% 102270.42% -72.49% 110085.07% 112884.13% -99.89% 311.66% -99.91% -99.88% -3.94% -2.08% 1.69% -26.34% -6.86% -4.70% 1.54% -0.48% 1.74% -0.57% 3.00% 1.71% -1.06% -0.93%  -0.66% 0.11% 0.29%  1.12% 4.25% 14.82% 13.28% 19.84% 16.87% 13.20% 13.20% 29.39% 29.39% 20.92% 24.82% 3.22% 4.49% 4.49% 3.71% 2.47%  18.89% 22.65%       
      qoq
    11.26% 0.00% 3.61% -7.92% 0.00% 19.61% 2.52% 0.00% -2.89% 4.93% 0.00% 0.48% -1.55% 0.00% 3.71% 100153.52% -99.97% 400480.60% 6.35% -99.90% -1.90% -9.62% 38.06% -21.52% 0.00% -6.14% 0.00% -0.76% 2.32% 0.00% -1.99% 1.45% 0.00% 3.59% -3.22% -1.31% 0.12%   -0.54% 0.30% 1.37% 0.00% 2.53% 10.48% 0.00% 5.79% 0.00% 7.00% 0.00% 20.92% -0.01% 0.00% 3.23% 0.00% 1.22% 0.00% 2.47% -1.20%   5.71%    
      ​
                                                                     
      gain from disposal of vessel
       1,342,000   703,000                                                           
      vessel operating expenses
    33,724,000 33,005,000 33,005,000 30,609,000 26,205,000 26,205,000 29,453,000 26,952,000 26,952,000 25,909,000 25,457,000 25,457,000 23,164,000 25,287,000 25,287,000 19,443,000 19,000 85,966,000 23,000 23,000 23,024,000 20,061,000 18,501,000 18,501,000 17,659,000 17,659,000 17,394,000 17,394,000 18,560,000 15,565,000 15,565,000 16,694,000 13,112,000 13,112,000 15,634,000 15,401,000 14,971,000 15,301,000 15,301,000 14,456,000 14,221,000 15,289,000 13,974,000 13,974,000 13,247,000 15,172,000 15,172,000 11,828,000 11,828,000 9,427,000 9,427,000 10,282,000 7,693,000 7,693,000 7,588,000 7,588,000 7,975,000 7,975,000 7,647,000 7,636,000  6,807,000 7,601,000   
      voyage expenses and commission
     944,000 944,000 767,000 430,000 430,000 951,000 584,000 584,000 1,635,000 306,000 306,000 375,000 159,000 159,000 4,696,000 2,000                                                 
      depreciation
    30,940,000 29,372,000 29,372,000 28,763,000 28,425,000 28,425,000 27,902,000 27,748,000 27,748,000 27,742,000 27,594,000 27,594,000 27,472,000 28,107,000 28,107,000 27,729,000 27,000 107,340,000 27,000 26,000 26,059,000 25,937,000 25,974,000 25,974,000 26,070,000 26,070,000 23,831,000 23,831,000 23,684,000 22,466,000 22,466,000 22,453,000 22,451,000 22,451,000 22,373,000 22,554,000 22,430,000 22,429,000 22,429,000 22,431,000 22,450,000 22,400,000 22,332,000 22,332,000 21,574,000 20,079,000 20,078,000 18,379,000 18,379,000 17,372,000 17,372,000 15,753,000 14,505,000 14,505,000 13,920,000 13,920,000 13,913,000 13,913,000 13,892,000 13,464,000  11,400,000    
      impairment
           16,384,000 16,384,000     49,649,000 49,649,000                                                   
      general and administrative expenses
    1,540,000 1,555,000 1,555,000 1,796,000 1,530,000 1,529,000 1,475,000 1,426,000 1,426,000 1,637,000 1,571,000 1,571,000 1,083,000 1,838,000 1,838,000 1,650,000 1,000 6,094,000 1,000 1,000 1,428,000 1,698,000 1,633,000 1,632,000 1,716,000 1,716,000 1,492,000 1,492,000 1,621,000 1,410,000 1,410,000 1,258,000 1,337,000 1,337,000 1,387,000 1,105,000 1,190,000 1,264,000 1,264,000 1,298,000 1,289,000 1,307,000 1,350,000 1,350,000 1,345,000 1,308,000 1,308,000 1,285,000 1,285,000 1,493,000 1,493,000 1,469,000 1,207,000 1,207,000 908,000 908,000 948,000 948,000 1,308,000 1,058,000  1,068,000 987,000   
      total operating expenses
    66,204,000 64,876,000 64,876,000 61,935,000 56,590,000 56,589,000 59,781,000 73,094,000 73,094,000 56,923,000 54,928,000 54,928,000 52,094,000 105,040,000 105,040,000 53,518,000 52,000 202,213,000 52,000 50,000 50,511,000 47,696,000 46,108,000 46,107,000 45,445,000 45,445,000 72,138,000 72,138,000 43,865,000 39,441,000 39,441,000 40,405,000 36,900,000 36,900,000 39,394,000 39,060,000 38,591,000 38,994,000  38,185,000 37,960,000 38,996,000 37,656,000 37,656,000 36,166,000 36,559,000 36,558,000 31,492,000 31,492,000 28,292,000 28,292,000 27,504,000 23,405,000 23,405,000 22,416,000 22,416,000 22,836,000 22,836,000 22,847,000 22,158,000  19,275,000 18,789,000   
      operating income
    30,663,000 22,184,000 22,184,000 23,436,000 34,665,000 34,666,000 17,214,000 1,326,000 1,326,000 19,709,000 18,101,000 18,101,000 20,589,000 -31,216,000 -31,216,000 17,662,000 19,000 66,176,000 15,000 13,000 13,448,000 17,500,000 26,025,000 26,025,000 21,134,000 21,134,000 -1,201,000 -1,201,000 27,616,000 30,418,000 30,418,000 30,875,000 33,359,000 33,359,000 28,430,000 31,021,000 32,418,000 31,928,000  32,364,000 32,971,000 31,722,000 32,109,000 32,109,000 31,875,000 25,030,000 25,030,000 26,725,000 26,725,000 26,114,000 26,114,000 17,488,000 21,590,000 21,590,000 21,171,000 21,171,000 20,227,000 20,227,000 19,179,000 20,379,000  16,945,000 15,476,000   
      yoy
    -11.54% -36.01% 28.87% 1667.42% 2514.25% 75.89% -4.90% -92.67% -93.56% -163.14% -157.99% 2.49% 108263.16% -147.17% -208206.67% 135761.54% -99.86% 278.15% -99.94% -99.95% -36.37% -17.20% -2266.94% -2266.94% -23.47% -30.52% -103.95% -103.89% -17.22% -8.82% 6.99% -0.47% 2.90% 4.48%  -4.15% -1.68% 0.65%  0.79% 3.44% 26.74% 28.28% 20.15% 19.27% -4.15% -4.15% 52.82% 23.78% 20.95% 23.35% -17.40% 6.74% 6.74% 10.39% 3.89%  19.37% 23.93%       
      qoq
    38.22% 0.00% -5.34% -32.39% -0.00% 101.38% 1198.19% 0.00% -93.27% 8.88% 0.00% -12.08% -165.96% 0.00% -276.74% 92857.89% -99.97% 441073.33% 15.38% -99.90% -23.15% -32.76% 0.00% 23.14% 0.00% -1859.70% 0.00% -104.35% -9.21% 0.00% -1.48% -7.45% 0.00% 17.34% -8.35% -4.31% 1.53%   -1.84% 3.94% -1.21% 0.00% 0.73% 27.35% 0.00% -6.34% 0.00% 2.34% 0.00% 49.33% -19.00% 0.00% 1.98% 0.00% 4.67% 0.00% 5.46% -5.89%   9.49%    
      operating margin %
    31.65% 25.48% 25.48% 27.89% 37.99% 37.99% 22.56% 1.78% 1.78% 25.72% 24.79% 24.79% 28.33% -42.28% -42.28% 24.81% 26.76% 24.66% 22.39% 20.63% 21.03% 26.84% 36.08% 49.81% 31.74% 31.74% -1.69% -1.69% 38.63% 43.54% 43.54% 43.32% 47.48% 47.48% 41.92% 44.26% 45.65% 45.02% NaN% 45.87% 46.48% 44.86% 46.02% 46.02% 46.85% 40.64% 40.64% 45.91% 45.91% 48.00% 48.00% 38.87% 47.98% 47.98% 48.57% 48.57% 46.97% 46.97% 45.64% 47.91% NaN% 46.78% 45.17%   
      finance income:
                                                                     
      interest income
    832,000 903,000 903,000 748,000 1,055,000 1,054,000 857,000 897,000 897,000 828,000 992,000 992,000 932,000 861,000 861,000 683,000 472,000 472,000 289,000 59,000 59,000 2,000   2,000 2,000    4,000 4,000  3,000 3,000 118,000 169,000 225,000 233,000 233,000 238,000 247,000 196,000 161,000 161,000 136,000 101,000 101,000 68,000 68,000 44,000 44,000 36,000 15,000 15,000 6,000 6,000   2,000 5,000  1,000    
      interest expense
    -16,484,000 -15,316,000 -15,316,000 -14,902,000 -16,167,000 -16,167,000 -16,857,000 -16,863,000 -16,863,000 -17,465,000 -18,101,000 -18,101,000 -18,493,000 -18,107,000 -18,107,000 -17,369,000 -15,000 -42,577,000 -12,000 -8,000 -8,301,000 -6,725,000 -6,646,000 -6,646,000 -7,243,000 -7,243,000 -6,804,000 -6,804,000 -7,372,000 -6,113,000 -6,113,000 -6,558,000  -8,512,000        -13,472,000 -12,526,000 -12,526,000 -10,594,000 -9,208,000 -9,208,000 -8,040,000 -8,040,000 -7,252,000 -7,252,000 -6,215,000 -5,654,000 -5,654,000 -5,129,000 -5,129,000 -5,055,000 -5,054,000 -5,029,000 -4,731,000  -4,186,000 -4,014,000   
      other finance expense
    -147,000   -152,000 -87,000     -269,000 -176,000 -176,000 -228,000 -112,000 -112,000 -72,000 -103,000 -103,000 -213,000 -103,000 -103,000 -209,000 -337,000 -337,000 -265,000 -265,000 -250,000 -250,000 -159,000 -203,000 -203,000 -195,000  -199,000        -406,000 -288,000 -288,000 -337,000 -450,000 -450,000 -327,000 -327,000 -328,000 -328,000 -302,000 -395,000 -395,000 -315,000 -315,000 -334,000 -334,000 -267,000 -326,000  -20,000 -96,000   
      realized and unrealized gain on derivative instruments
    376,000 -370,000 -370,000 -1,344,000 4,560,000 4,560,000 -4,561,000 1,797,000 1,797,000 5,002,000 -4,806,000 -4,806,000 4,361,000 8,124,000 8,124,000 -2,310,000 1,000 35,477,000 12,000 5,000 5,116,000 16,357,000  4,145,000 69,000  -2,265,000 -2,265,000 8,011,000 245,000 245,000 858,000  -3,092,000  4,198,000      3,000,000 1,968,000 1,968,000 9,977,000 3,015,000 3,015,000 2,832,000 2,832,000 -1,536,000 -1,536,000 519,000 3,960,000 3,960,000 3,613,000 3,613,000 -3,176,000 -3,176,000 -3,184,000 2,145,000  -5,623,000 1,128,000   
      net gain on foreign currency transactions
    -87,000 -267,000 -267,000 374,000 -772,000 -773,000 28,000 28,000 28,000 -226,000 -224,000 -224,000 14,000 109,000 109,000 -136,000 81,000 81,000 237,000 -165,000 -165,000 67,000  61,000 -61,000  -144,000 -144,000 48,000 257,000 257,000 97,000 127,000 127,000       91,000 -100,000 260,000 260,000 -330,000 128,000 128,000 -176,000 -176,000 -124,000 -124,000 -94,000 -35,000 -35,000 13,000 13,000 -82,000  -35,000 30,000  72,000 68,000   
      total finance expense
    -15,510,000  -15,249,000      -13,964,000      -9,125,000      -3,394,000   -2,777,000 -7,498,000   -9,463,000  -5,810,000 -5,810,000 -5,798,000  -11,673,000        -10,782,000 -10,425,000 -10,425,000 -1,148,000 -6,414,000 -6,414,000 -5,643,000 -5,643,000 -9,196,000 -9,196,000 -6,056,000 -2,109,000 -2,109,000 -1,812,000 -1,812,000 -8,646,000 -8,646,000 -8,513,000 -2,877,000  -9,756,000 -2,914,000   
      income before income taxes
    15,153,000 6,935,000 6,935,000 8,160,000 23,254,000 23,253,000 -3,498,000 -12,638,000 -12,638,000 7,579,000 -4,214,000 -4,214,000 7,175,000 -40,341,000 -40,341,000 -1,542,000 6,000 59,489,000 16,000 10,000 10,054,000 26,992,000 23,248,000 23,248,000 13,636,000 13,636,000 -10,664,000 -10,664,000 28,144,000 24,608,000 24,608,000 25,077,000 21,686,000 21,686,000  23,767,000 14,148,000 8,179,000  12,872,000 8,812,000 20,940,000 21,684,000 21,684,000 30,727,000 18,616,000 18,616,000 21,082,000 21,082,000 16,918,000 16,918,000 11,432,000 19,481,000 19,480,000 19,360,000 19,360,000 11,581,000 11,581,000 10,666,000 17,502,000  7,189,000 12,562,000   
      income tax expense
    -39,000  -125,000               -139,500 -180,000 -166,000              -3,000                      -3,000  -3,000    -3,000    
      net income
    15,114,000 6,810,000 6,810,000 7,581,000 23,251,000 23,250,000 -3,773,000 -12,851,000 -12,851,000 7,438,000 -5,282,000 -5,282,000 12,641,000 -40,390,000 -40,390,000 -1,297,000 6,000 58,615,000 15,000 9,000 9,888,000 26,780,000 23,133,000 23,133,000 13,527,000 13,527,000 -10,925,000 -10,925,000 28,141,000 24,605,000 24,605,000 25,076,000 21,683,000 21,683,000  23,764,000 14,148,000 8,176,000 8,176,000 12,869,000 8,830,000 20,931,000 21,681,000 21,681,000 30,724,000 18,640,000 18,641,000 21,079,000 21,079,000 16,915,000 16,915,000 11,429,000 19,505,000 19,504,000 19,357,000 19,357,000 11,578,000 11,578,000 10,663,000 17,567,000  7,186,000 12,563,000   
      yoy
    -35.00% -70.71% -280.49% -158.99% -280.93% 212.58% -28.57% 143.30% -201.66% -118.42% -86.92% 307.25% 210583.33% -168.91% -269366.67% -14511.11% -99.94% 118.88% -99.94% -99.96% -26.90% 97.97% -311.74% -311.74% -51.93% -45.02% -144.40% -143.57% 29.78% 13.48%  5.52% 53.26% 165.20%  84.66% 60.23% -60.94% -62.29% -40.64% -71.26% 12.29% 16.31% 2.86% 45.76% 10.20% 10.20% 84.43% 8.07% -13.27% -12.62% -40.96% 68.47% 68.46% 81.53% 10.19%  61.12% -15.12%       
      qoq
    121.94% 0.00% -10.17% -67.39% 0.00% -716.22% -70.64% 0.00% -272.77% -240.82% 0.00% -141.78% -131.30% 0.00% 3014.11% -21716.67% -99.99% 390666.67% 66.67% -99.91% -63.08% 15.77% 0.00% 71.01% 0.00% -223.82% 0.00% -138.82% 14.37% 0.00% -1.88% 15.65% 0.00%   67.97% 73.04% 0.00% -36.47% 45.74% -57.81% -3.46% 0.00% -29.43% 64.83% -0.01% -11.57% 0.00% 24.62% 0.00% 48.00% -41.40% 0.01% 0.76% 0.00% 67.19% 0.00% 8.58% -39.30%   -42.80%    
      net income margin %
    15.60% 7.82% 7.82% 9.02% 25.48% 25.48% -4.95% -17.27% -17.27% 9.71% -7.23% -7.23% 17.39% -54.71% -54.71% -1.82% 8.45% 21.84% 22.39% 14.29% 15.46% 41.08% 32.07% 44.27% 20.32% 20.32% -15.40% -15.40% 39.37% 35.22% 35.22% 35.18% 30.86% 30.86% 0% 33.91% 19.92% 11.53% Infinity% 18.24% 12.45% 29.60% 31.08% 31.08% 45.16% 30.27% 30.27% 36.21% 36.21% 31.09% 31.09% 25.40% 43.35% 43.35% 44.41% 44.41% 26.89% 26.89% 25.37% 41.30% NaN% 19.84% 36.66%   
      weighted-average units outstanding
                                                                     
      common units
    33,899,000 34,045,000  34,045,000 34,045,000 8,511,250 34,045,000 34,045,000  34,045,000 34,045,000 8,511,250 34,045,000 34,045,000  34,045,000 34,000 8,250 33,000 33,000  33,754,000 33,659,000   33,056,000 32,782,000  32,694,000 32,694,000 8,173,500 32,694,000 32,694,000  32,694,000 32,694,000 32,694,000 32,694,000  32,694,000 32,694,000 32,694,000 32,694,000  32,694,000 31,422,000 7,403,000 29,694,000  29,694,000  29,444,000 27,194,000 -22,814,709 27,194,000  22,581,000  18,627,000 18,770,000  13,808,000 13,657,000   
      class b units
    252,000 252,000  252,000 252,000 63,000 252,000 252,000  252,000 252,000 63,000 252,000 252,000  252,000 289,000 114,750 375,000 460,000  543,000 626,000 -3,620 2,200 146,000                                        
      general partner units
    640,000 640,000  640,000 640,000 160,000 640,000 640,000  640,000 640,000 160,000 640,000 640,000  640,000 640,000 160,000 640,000 640,000  640,000 640,000   621,000 615,000  615,000 615,000 153,750 615,000 615,000  615,000 615,000 615,000 615,000  615,000 615,000 615,000 615,000  615,000 591,000 139,750 559,000  559,000  559,000 559,000 -556,752 559,000  559,000  559,000 571,000  457,000 454,000   
      operating revenues:
                                                                     
      operating expenses:
                                                                     
      other finance income
     -199,000 -199,000   -67,750 -179,000 177,000 177,000                                                         
      total finance income
     -15,249,000  -15,276,000 -11,411,000 -11,413,000 -20,712,000 -13,964,000  -12,130,000 -22,315,000 -10,436,000 -13,414,000 -9,125,000  -19,204,000 -13,000 1,500 467,000 -3,000  9,492,000 -2,777,000   -7,498,000 -9,463,000  528,000                                     
      income tax benefit
     -125,000  -579,000  -3,000 -275,000 -213,000 -213,000 -141,000 -1,068,000 -1,068,000 5,000 -49,000 -49,000 245,000 -317,000    -166,000 -212,000 -115,000 -115,000 -109,000 -109,000 -261,000 -261,000 -3,000 -3,000 -3,000 -1,000         18,000 -9,000 -3,000 -3,000 -3,000 24,000 25,000 -3,000 -3,000 -3,000 -3,000 -3,000 24,000 24,000 -3,000  -3,000  -3,000 65,000   1,000   
      gain from disposals of assets
                                                                     
      series a preferred unitholders’ interest in net income
      1,700,000      1,700,000      1,700,000      1,700,000       1,759,000      1,800,000          1,800,000     1,800,000  1,009,000               
      general partner’s interest in net income
      95,000      -269,000      -777,000      150,000   393,000 216,000   -233,000      368,000          367,000     356,000  294,000     390,000  233,000        
      limited partners’ interest in net income
      5,015,000      -14,282,000      -41,313,000      8,038,000   21,040,000 11,611,000   -12,451,000      19,515,000          19,514,000     18,923,000  15,613,000     18,967,000  11,345,000        
      earnings per unit
                                                                     
      common unit
      150      -420      -1,210      230   630 340   -380      597          597     637  526     697  502        
      class b unit
                        190                                             
      general partner unit
      150      -420      -1,210      230   620 350   -380      597          597     637  526     697  417        
      realized and unrealized gain (loss) on derivative instruments
                          4,146,000   69,000                                        
      net gain (loss) on foreign currency transactions
                          60,000   -61,000                                        
      write-down
                           7,355,250   29,421,000 29,421,000                                      
      series a preferred unitholders' interest in net income
                           1,300,000 1,700,000                                         
      less: series a preferred unitholders’ interest in net income
                                          1,800,000                           
      net income attributable to the unitholders of knot offshore partners lp
                                          6,376,000                           
      less: distributions
                                          18,034,000                           
      under (over) distributed earnings
                                                                     
      under (over) distributed earnings attributable to:
                                                                     
      common unitholders
                                          32,694,000                           
      general partner
                                          615,000                           
      cash distributions declared and paid in the period per unit
                                          520                           
      subsequent event: cash distributions declared and paid per unit relating to the period
                                          520                           
      purchase consideration
                                          19,913,000                           
      less: fair value of net assets acquired:
                                                                     
      vessels and equipment
                                          120,274,000                           
      cash
                                          4,537,000                           
      inventories
                                          257,000                           
      derivative assets
                                          1,839,000                           
      others current assets
                                          111,000                           
      amounts due from related parties
                                          520,000                           
      long-term debt
                                                                     
      long-term debt from related parties
                                                                     
      deferred debt issuance
                                          1,228,000                           
      trade accounts payable
                                                                     
      accrued expenses
                                                                     
      amounts due to related parties
                                                                     
      subtotal
                                          19,913,000                           
      difference between the purchase price and fair value of net assets acquired
                                                                     
      income tax
                                                                     
      time charter and bareboat revenues3
                                              69,221,000                       
      subordinated units
                                                         -4,375,458   4,613,000  8,568,000 8,568,000  8,568,000 8,568,000   
      finance income
                                                                     
      subordinated unit
                                                                     
      goodwill impairment charge
                                                                     
      cash distributions declared and paid per unit
                                                           520  520        
      net income on foreign currency transactions
                                                             -82,000        
      depreciation and amortization
                                                                  10,201,000   
      net income attributable to knot offshore partners lp owners
                                                                  12,563,000   
    Balance Sheets:
    Quarterly
    Annual
      Unit: USD2025-06-30 2024-12-31 2024-06-30 2023-12-31 2023-06-30 2022-12-31 2022-06-30 2021-12-31 2021-06-30 2020-12-31 2020-06-30 2017-05-17 2017-05-16 2017-03-31 2017-02-14 2016-12-31 2016-11-01 2016-09-30 2016-08-10 2016-06-30 2016-05-11 2016-03-31 2016-02-18 2015-12-31 2015-06-02 2015-05-07 2015-02-17 2014-12-31 2013-12-31 
                                   
        assets
                              712     
        current assets:
                                   
        cash and cash equivalents
      66,322,000 66,933,000 56,619,000 63,921,000 63,124,000 47,579,000 88,474,000 62,293,000 51,589,000 52,583,000 41,436,000  34,851,000 34,851,000 27,664,000 27,664,000 27,382,000 27,382,000 25,667,000 25,667,000 28,782,000 28,782,000 23,573,000 23,573,000  32,746,000 30,746,000 30,746,000 28,836,000 
        amounts due from related parties
      2,020,000 2,230,000 784,000 348,000 2,428,000 1,998,000 1,561,000 2,668,000 1,762,000 5,726,000 1,728,000  155,000 155,000 150,000 150,000 69,000 69,000 25,000 25,000 123,000 123,000 58,000 58,000  173,000 130,000 130,000 77,000 
        inventories
      3,598,000 3,304,000 3,717,000 3,696,000 3,096,000 5,759,000 3,647,000 3,306,000 3,264,000 2,652,000 2,242,000  1,725,000 1,725,000 1,176,000 1,176,000 758,000 758,000 774,000 774,000 864,000 864,000 849,000 849,000  1,079,000 915,000 915,000 578,000 
        derivative assets
      5,084,000 8,112,000 12,593,000 13,019,000 16,764,000 15,070,000 4,480,000 1,015,000 168,000  39,000  28,000 28,000   1,645,000 1,645,000 232,000 232,000 243,000 243,000 695,000 695,000  370,000 2,966,000 2,966,000 2,617,000 
        other current assets
      17,607,000 14,793,000 10,698,000 8,795,000 8,622,000 15,528,000 11,632,000 5,626,000 14,381,000 5,511,000 4,072,000  3,709,000 3,709,000 2,089,000 2,089,000 1,455,000  1,705,000  1,859,000 1,859,000 2,949,000 2,949,000  4,597,000 3,958,000 3,958,000 1,814,000 
        total current assets
      94,631,000 95,372,000 84,411,000 89,779,000 94,034,000 85,934,000 109,794,000 73,893,000 70,996,000 66,472,000 49,517,000 173 40,468,000 40,468,000 31,079,000 31,079,000 31,309,000 31,309,000 28,403,000 28,403,000 31,871,000 31,871,000 27,429,000 27,429,000 185 38,595,000 35,749,000 35,749,000 32,011,000 
        ​
                                   
        long-term assets:
                                   
        vessels, net of accumulated depreciation
      1,512,647,000 1,462,192,000 1,421,256,000 1,492,998,000 1,539,432,000 1,631,380,000 1,558,650,000 1,598,106,000  1,708,786,000 1,635,546,000  1,391,039,000 1,391,039,000                
        right-of-use assets
      3,860,000 1,269,000 1,730,000 2,126,000 2,423,000 2,261,000 2,419,000 2,742,000 3,061,000 1,490,000 1,516,000                   
        deferred tax assets
      3,082,000 3,326,000 3,812,000 4,358,000                          
        accrued income
      7,531,000 4,817,000     668,000 1,450,000 2,164,000 2,867,000 3,424,000  1,302,000 1,302,000 1,153,000 1,153,000 921,000 921,000 706,000 706,000 461,000 461,000        
        total long-term assets
      1,529,521,000 1,476,793,000 1,433,204,000 1,506,711,000 1,553,935,000 1,648,019,000 1,572,756,000                       
        total assets
      1,624,152,000 1,572,165,000 1,517,615,000 1,596,490,000 1,647,969,000 1,733,953,000 1,682,550,000 1,677,281,000 1,718,793,000 1,780,296,000 1,690,986,000 647 1,441,295,000 1,441,295,000 1,292,275,000 1,292,275,000 1,186,877,000 1,186,877,000 1,197,349,000 1,197,349,000 1,214,429,000 1,214,429,000 1,223,870,000 1,223,870,000  1,059,271,000 1,070,748,000 1,070,748,000 660,173,000 
        liabilities and equity
                                   
        current liabilities:
                                   
        trade accounts payable
      5,789,000 5,766,000 5,475,000 10,243,000 6,898,000 4,268,000 5,675,000 3,872,000 3,804,000 3,848,000 2,496,000  6,008,000 6,008,000 2,221,000 2,221,000 1,453,000 1,453,000 1,949,000 1,949,000 2,564,000 2,564,000 1,995,000 1,995,000  1,743,000 1,869,000 1,869,000 1,107,000 
        accrued expenses
      18,427,000 11,465,000 9,717,000 14,775,000 13,876,000 10,651,000 9,082,000 6,429,000 5,866,000 5,380,000 4,755,000  8,990,000 8,990,000 3,368,000 3,368,000 3,967,000 3,967,000 3,469,000 3,469,000 6,052,000 6,052,000 3,000 3,888,000  3,812,000 2,735,000 2,735,000 2,642,000 
        current portion of long-term debt
      179,030,000 256,659,000 89,157,000 98,960,000 188,317,000 369,787,000 90,522,000 88,578,000 351,370,000 184,188,000 83,523,000  58,872,000 58,872,000 58,984,000 58,984,000 48,877,000  53,888,000  48,535,000 48,535,000 49,684,000 49,684,000  38,718,000 38,718,000 38,718,000 29,269,000 
        current lease liabilities
      1,004,000 1,172,000 1,096,000 982,000 886,000 715,000 656,000 648,000 641,000 652,000 585,000                   
        income taxes payable
      54,000 60,000 25,000 44,000 289,000 699,000 812,000 548,000 276,000 86,000 18,000  15,000 15,000 190,000 190,000 21,000 21,000 18,000 18,000 122,000 122,000 249,000 249,000  137,000 362,000 362,000 743,000 
        current portion of contract liabilities
      5,529,000 2,889,000   68,000 651,000 1,342,000 1,518,000 1,518,000 1,518,000 1,518,000       1,518,000  1,518,000    1,518,000    1,518,000  
        prepaid charter and deferred revenue
      2,079,000  2,354,000  5,290,000        5,141,000 5,141,000 7,218,000 7,218,000 8,954,000 8,954,000 6,999,000 6,999,000 6,857,000 6,857,000 3,365,000 3,365,000  6,595,000 6,751,000 6,751,000 4,471,000 
        amount due to related parties
      7,202,000 1,835,000 3,859,000 2,106,000 1,760,000 1,717,000 1,133,000 1,424,000 3,450,000 2,140,000 1,250,000  4,119,000 4,119,000 834,000 834,000 765,000 765,000 492,000 492,000 618,000 618,000 848,000 848,000  401,000 628,000 628,000 163,000 
        total current liabilities
      219,114,000 287,122,000 111,683,000 127,577,000 217,509,000 389,992,000 116,779,000 115,957,000 384,730,000 213,931,000 105,132,000 89,109,000 89,109,000 77,637,000 77,637,000 68,176,000 68,176,000 72,080,000 72,080,000 70,150,000 70,150,000 66,685,000 66,685,000 11 61,891,000 60,031,000 60,031,000 42,037,000 
        long-term liabilities:
                                   
        long-term debt
      735,449,000 648,075,000 806,214,000 857,829,000 820,883,000 686,601,000 891,091,000 878,548,000 646,348,000 846,157,000 870,150,000  722,287,000 722,287,000 657,662,000 657,662,000 586,332,000  594,621,000  610,894,000 610,894,000 622,006,000 622,006,000  553,924,000 562,503,000 562,503,000 310,359,000 
        lease liabilities
      2,856,000 97,000 634,000 1,144,000 1,536,000 1,546,000 1,763,000 2,093,000 2,419,000 838,000 931,000                   
        derivative liabilities
      1,317,000       4,260,000 8,495,000 19,358,000 23,987,000  4,446,000 4,446,000 3,304,000 3,304,000 2,621,000 4,132,000 3,747,000 6,028,000 3,884,000 3,884,000 5,138,000 1,232,000  8,967,000 7,450,000   
        contract liabilities
      43,355,000 23,776,000     68,000 651,000 1,410,000 2,168,000 2,927,000  1,518,000 1,518,000 1,518,000 1,518,000 1,518,000 8,619,000 1,518,000 8,998,000 1,518,000 1,518,000 1,518,000 9,757,000  1,518,000 1,518,000 11,275,000 1,518,000 
        deferred tax liabilities
      103,000 91,000 121,000 127,000 150,000 424,000 203,000 228,000 294,000 295,000 323,000  690,000 690,000 685,000 685,000 957,000 957,000 919,000 919,000 927,000 927,000 877,000 877,000  1,293,000 1,402,000 1,402,000 2,141,000 
        deferred revenues
      1,635,000 1,869,000 2,102,000 2,336,000 2,569,000 3,178,000 2,698,000 2,529,000                      
        total long-term liabilities
      784,715,000 673,908,000 809,071,000 861,436,000 825,138,000 691,749,000 895,823,000 888,309,000 658,966,000 868,816,000 898,318,000                   
        total liabilities
      1,003,829,000 961,030,000 920,754,000 989,013,000 1,042,647,000 1,081,741,000 1,012,602,000 1,004,266,000 1,043,696,000 1,082,747,000 1,003,450,000 478 821,056,000 821,056,000 770,564,000 770,564,000 669,643,000 669,643,000 684,445,000 684,445,000 698,008,000 698,008,000 703,100,000 703,100,000  644,180,000 651,383,000 651,383,000 378,246,000 
        commitments and contingencies
                                   
        series a convertible preferred units
      84,308,000 84,308,000 84,308,000 84,308,000 84,308,000 84,308,000 84,308,000 84,308,000 84,367,000 89,264,000 89,264,000  49,259,000 49,259,000                
        equity:
                                   
        partners’ capital:
                                   
        common unitholders: 34,045,081 units issued and outstanding at june 30, 2025 and december 31, 2024 respectively
      522,621,000                             
        class b unitholders : 252,405 units issued and outstanding at june 30, 2025 and december 31, 2024 respectively
      3,871,000                             
        general partner interest: 640,278 units issued and outstanding at june 30, 2025 and december 31, 2024 respectively
      9,523,000                             
        total partners’ capital
      536,015,000 526,827,000 512,553,000 523,169,000 521,014,000 567,904,000 585,640,000 588,707,000 590,730,000 608,285,000 598,272,000       517,234,000  512,904,000    520,770,000  415,091,000 419,365,000 419,365,000 281,927,000 
        total liabilities and equity
      1,624,152,000 1,572,165,000 1,517,615,000 1,596,490,000 1,647,969,000 1,733,953,000 1,682,550,000 1,677,281,000 1,718,793,000 1,780,296,000 1,690,986,000  1,441,295,000 1,441,295,000 1,292,275,000 1,292,275,000 1,186,877,000 1,186,877,000 1,197,349,000 1,197,349,000 1,214,429,000 1,214,429,000 1,223,870,000 1,223,870,000  1,059,271,000 1,070,748,000 1,070,748,000 660,173,000 
        prepaid charter
       7,276,000  467,000  1,504,000 6,933,000 6,186,000 7,821,000 5,424,000 3,776,000                   
        common unitholders: 34,045,081 units issued and outstanding at december 31, 2024 and 2023, respectively
       513,603,000                            
        class b unitholders: 252,405 units issued and outstanding at december 31, 2024 and 2023, respectively
       3,871,000                            
        general partner interest: 640,278 units issued and outstanding at december 31, 2024 and 2023, respectively
       9,353,000                            
        common unitholders
        499,593,000  507,897,000  568,515,000  580,248,000  587,562,000  560,785,000 560,785,000 511,413,000 511,413,000 507,045,000 507,045,000 502,756,000 502,756,000 408,388,000 408,388,000 411,324,000 411,317,000  304,877,000 307,544,000 307,544,000 168,773,000 
        class b unitholders
        3,871,000  3,871,000  6,689,000                       
        general partner interest
        9,089,000  9,246,000  10,436,000  10,482,000  10,710,000  10,195,000 10,195,000 10,297,000 10,297,000 10,189,000 10,189,000 10,148,000 10,148,000 10,219,000 10,219,000 10,288,000 10,295,000  8,053,000 8,141,000 8,141,000 5,297,000 
        common unitholders: 34,045,081 units issued and outstanding at december 31, 2023 and 2022, respectively
         510,013,000                          
        class b unitholders: 252,405 units issued and outstanding at december 31, 2023 and 2022, respectively
         3,871,000                          
        general partner interest: 640,278 units issued and outstanding at december 31, 2023 and 2022, respectively
         9,285,000                          
        current portion of derivative liabilities
          125,000  624,000 6,754,000 9,984,000 10,695,000 7,211,000       2,621,000  3,747,000          
        intangible assets
             75,000 378,000 681,000 983,000                   
        common unitholders: 34,045,081 and 33,708,541 units issued and outstanding at december 31, 2022 and 2021, respectively
           553,922,000                        
        class b unitholders: 252,405 and 588,945 units issued and outstanding at december 31, 2022 and 2021, respectively
           3,871,000                        
        general partner interest: 640,278 units issued and outstanding at december 31, 2022 and 2021, respectively
           10,111,000                        
        trade accounts receivable, less expected credit loss of 0 in 2021 and 0 in 2020
                                   
        total long term assets
             1,603,388,000 1,647,797,000 1,713,824,000 1,641,469,000                   
        common unitholders: 33,708,541 and 32,694,094 units issued and outstanding at december 31, 2021 and 2020, respectively.
             568,762,000                      
        class b unitholder: 588,945 and 0 units issued and outstanding at december 31, 2021 and 2020, respectively.
             9,453,000                      
        general partner interest: 640,278 and 615,117 units issued and outstanding at december 31, 2021 and 2020, respectively.
             10,492,000                      
        vessels, net of accumulated depreciation and impairment
              1,642,026,000                     
        trade accounts receivable, less benefit from expected credit loss of 0 in 2020 and 0 in 2019
                                   
        common unitholders: 32,694,094 units issued and outstanding at december 31, 2020 and 2019.
               597,390,000                    
        general partner interest: 615,117 units issued and outstanding at december 31, 2020 and 2019.
               10,895,000                    
        three months ended june 30, 2019 and 2020
                                   
        consolidated balance at march 31, 2019
                624,408,000                   
        net income
                6,258,000                   
        other comprehensive income
                                   
        cash distributions
                -17,701,000                   
        consolidated balance at june 30, 2019
                612,965,000                   
        consolidated balance at march 31, 2020
                585,748,000                   
        consolidated balance at june 30, 2020
                587,562,000                   
        six months ended june 30, 2019 and 2020
                                   
        consolidated balance at december 31, 2018
                631,244,000                   
        consolidated balance at december 31, 2019
                611,241,000                   
        fixed assets
                                   
        vessel
                 468             527     
        financial receivable
                                  
        total fixed assets
                 473             527     
        current assets
                                   
        receivables
                 25                  
        current receivables group
                 154             165     
        bank deposits
                 18             19     
        shareholders equity and liabilities
                                   
        equity
                                   
        share capital
                 100             100     
        other paid-in equity
                 165                  
        total capital paid-in
                 165                  
        retained earnings
                                   
        other equity
                                  
        total shareholders’ equity
                 168                  
        long term liabilities
                                   
        liabilities to financial institutions
                 285             402     
        long-term debt group
                              158     
        other long term liabilities
                 186                  
        total long term liabilities
                 472                  
        current liabilities
                                   
        accounts payable
                             315     
        other current liabilities
                             11     
        shareholders’ equity and liabilities
                 647             712     
        intangible assets, net¹
                  1,443,000 1,443,000                
        liabilities and partners’ equity
                                   
        long-term debt from related parties
                    25,000,000 25,000,000          12,000,000 12,000,000 12,000,000 10,349,000 
        other long-term liabilities
                  684,000 684,000 1,056,000 1,056,000 1,427,000 1,427,000 1,799,000 1,799,000 2,171,000 2,171,000 2,543,000 2,543,000  3,693,000 4,172,000 4,172,000 567,000 
        partners’ equity:
                                   
        total partners’ equity
                  570,980,000 570,980,000 521,712,000 521,712,000 517,234,000  512,904,000  516,421,000 516,421,000 520,770,000       
        vessels and equipment:
                                   
        vessels
                    1,468,913,000 1,468,913,000 1,352,165,000 1,352,165,000 1,351,838,000 1,351,838,000 1,351,589,000 1,351,589,000 1,351,219,000 1,351,219,000  1,131,253,000 1,131,321,000 1,131,321,000 692,926,000 
        less accumulated depreciation
                    -212,024,000 -212,024,000 -197,518,000 -197,518,000 -183,598,000 -183,598,000 -169,686,000 -169,686,000 -158,292,000   -120,847,000    
        net property, plant, and equipment
                    1,256,889,000 1,256,889,000 1,154,647,000 1,154,647,000 1,168,240,000 1,168,240,000 1,181,903,000 1,181,903,000 1,192,927,000   1,010,406,000 1,021,857,000  617,785,000 
        subordinated unitholders
                          97,814,000 97,814,000 99,158,000 99,158,000  102,161,000 103,680,000 103,680,000 107,857,000 
        other current assets*
                       1,455,000  1,705,000          
        current portion of long-term debt*
                       48,877,000  53,888,000          
        long-term debt*
                       586,332,000  594,621,000          
        goodwill
                               6,217,000 6,217,000 6,217,000 5,750,000 
        deferred debt issuance cost
                            2,819,000 2,819,000  3,683,000 3,959,000 3,959,000 2,010,000 
        trade accounts receivable, less allowance for doubtful accounts of 0 in, 2015 and 0 in 2014
                                   
        vessels and equipment
                             1,192,927,000    1,021,857,000  
        less accumulated depreciation and amortization
                             -158,292,000   -109,464,000 -109,464,000 -75,141,000 
        liabilities and partners’ capital/owners’ equity
                                   
        current portion derivative liabilities
                             5,138,000    7,450,000 2,124,000 
        share premium
                                  
        additional paid-in capital
                              140     
        total paid in capital
                              140     
        total equity
                              140     
        total long term debt
                              560     
        restricted cash
                                  458,000 
        current portion of derivative assets
                                  248,000 
        trade accounts receivable, less allowance for doubtful accounts of 0 in, 2014 and 0 in 2013
                                   
        trade accounts receivable, less allowance for doubtful accounts of 0 in, 2013 and 0 in 2012
                                   
        deferred tax asset
                                   
        owners’ equity
                                   
      Cashflow Statements:
      Quarterly
      Annual
        Unit: USD2025-09-30 2025-06-30 2025-05-20 2025-03-31 2024-12-31 2024-09-30 2024-06-30 2024-05-22 2024-03-31 2023-12-31 2023-09-30 2023-06-30 2023-05-25 2023-03-31 2022-12-31 2022-09-30 2022-06-30 2022-05-11 2022-03-31 2021-12-31 2021-09-30 2021-06-30 2021-05-12 2021-03-31 2020-12-31 2020-09-30 2020-06-30 2020-05-27 2020-03-31 2019-12-31 2019-09-30 2019-06-30 2019-05-23 2019-03-31 2018-12-31 2018-09-30 2018-06-30 2018-06-06 2018-03-31 2018-02-20 2017-12-31 2017-09-30 2017-06-30 2017-05-16 2017-03-31 2016-12-31 2016-09-30 2016-06-30 2016-05-11 2016-03-31 
                                                          
          operating activities
                                                          
          net income
        15,114,000 6,810,000 7,581,000 7,581,000 23,250,000 -3,772,000 -12,851,000 7,438,000 7,438,000 -5,282,000 12,641,000 -40,390,000 -1,297,000 -1,297,000 58,615,000 16,000 9,888,000 26,780,000 26,780,000 23,133,000 13,527,000 -10,924,000 28,140,000 28,140,000 24,605,000 25,076,000 21,683,000 -6,139,000 -6,139,000 23,764,000 14,148,000 8,176,000 12,869,000 12,869,000 8,831,000 20,929,000 21,681,000 30,724,000 30,724,000 68,064,000 18,641,000 21,079,000 16,915,000 11,429,000 11,429,000 19,504,000 19,357,000 11,578,000 10,663,000 10,663,000 
          adjustments to reconcile net income to cash from operating activities:
                                                          
          depreciation
        30,941,000 29,372,000 28,763,000 28,763,000 28,425,000 27,902,000 27,748,000 27,742,000 27,742,000 27,594,000  28,107,000 27,729,000 27,729,000 107,340,000 28,000 26,059,000 25,937,000 25,937,000 25,974,000 26,070,000 23,831,000 23,684,000 23,684,000 22,466,000 22,453,000 22,451,000 22,373,000 22,373,000 22,554,000 22,430,000 22,429,000 22,431,000 22,431,000 22,450,000 22,400,000 22,332,000 21,574,000 21,574,000 71,583,000 20,078,000 18,380,000 17,372,000 15,753,000 15,753,000 14,505,000 13,920,000 13,913,000 13,892,000 13,892,000 
          impairment
                                                       
          amortization of contract intangibles / liabilities
        -2,256,000 -1,382,000 -862,000 -862,000 -722,000      -204,000 -379,000 -379,000   -379,000 -304,000 -304,000 -228,000 -228,000 -228,000 -228,000 -228,000            -228,000 -228,000 -228,000 -228,000 -1,089,000 -229,000 -228,000 -278,000 -354,000 -354,000 -380,000 -379,000 -379,000 -380,000 -380,000 
          amortization of deferred revenue
        -116,000 -117,000 -117,000 -117,000 -117,000 -116,000 -117,000 -117,000 -117,000 -117,000                          -250,000 -371,000 -372,000 -372,000 -1,487,000 -372,000 -372,000 -371,000 -372,000 -372,000 -372,000 -371,000 -408,000 -478,000 -478,000 
          amortization of deferred debt issuance cost
        629,000 596,000 567,000 567,000 573,000 559,000 543,000 546,000 546,000 569,000  757,000 598,000 598,000 2,690,000 1,000 852,000 600,000 600,000 624,000 1,137,000 656,000 1,102,000 1,102,000 617,000 624,000 626,000 636,000 636,000 647,000 656,000 658,000 656,000 656,000 683,000 1,234,000 697,000 574,000 574,000 1,737,000 513,000 469,000 407,000 348,000 348,000 315,000 310,000 286,000 287,000 287,000 
          drydocking expenditure
        -3,489,000 -6,613,000 -979,000 -979,000 -91,000 -404,000 -155,000 97,000 97,000 -6,168,000  -7,796,000 -2,905,000 -2,905,000   -3,941,000 -7,398,000 -7,398,000 -583,000 -224,000 -139,000 -3,289,000 -3,289,000 -14,000      8,000 -7,000 76,000 76,000  -5,723,000 -3,277,000 -526,000 -526,000 -6,885,000 -2,597,000 -488,000 -77,000 -3,723,000 -3,723,000 -5,133,000 2,538,000 2,538,000 
          income tax expense
         125,000 579,000  3,000  212,000 142,000  1,067,000  49,000 -245,000  317,000 180,000 166,000 212,000 212,000 115,000 109,000 261,000 3,000 3,000 3,000 1,000 3,000 3,000 3,000 3,000 3,000 3,000 3,000  9,000 3,000 3,000 3,000 -16,000 -25,000 3,000 3,000 3,000 3,000 -24,000 3,000 3,000 3,000 3,000 
          income taxes paid
        -12,000 -52,000 -52,000 19,000 -37,000 -23,000 -23,000  -414,000 -414,000   -8,000 -58,000 -58,000 -9,000 -74,000 -74,000 1,000           -18,000 -172,000 -172,000 -219,000 -25,000 -12,000 -182,000 -182,000 -14,000 -107,000 -134,000 -134,000 
          unrealized loss on derivative instruments
         2,890,000 4,455,000  -863,000  2,190,000 -939,000  8,948,000  -4,587,000 5,316,000    -6,666,000 -18,209,000  -6,346,000  179,000 -11,921,000  -2,264,000  2,792,000 23,893,000    10,828,000 6,219,000    -1,776,000 -9,477,000  -7,391,000 -3,779,000 -2,855,000 501,000 -1,258,000  -4,465,000 -4,436,000 1,609,000 2,259,000  
          unrealized loss on foreign currency transactions
         -243,000 -355,000  780,000  -39,000 187,000  93,000  -31,000 -12,000    87,000 -45,000  -2,000  87,000 -60,000  -291,000  -186,000 130,000    16,000 14,000    35,000 -79,000  45,000 112,000 -65,000 -1,000 -1,000  63,000 -33,000 107,000 -44,000  
          net gain from disposal of vessel
                                                          
          changes in operating assets and liabilities:
                                                          
          decrease in amounts due from related parties
         72,000 -327,000  -319,000  415,000 -851,000  882,000  95,000 -525,000  -182,000  1,296,000 -189,000  -556,000  -556,000 4,520,000  -3,788,000            -47,000 -243,000  62,391,000 315,000 23,486,000 17,761,000 20,829,000  -22,000 -44,000 98,000 -65,000  
          decrease in inventories
         649,000 -1,365,000  530,000  570,000 -590,000  -532,000  404,000 2,259,000    215,000 -556,000  -948,000  -653,000 40,000  -451,000            -46,000 50,000  -358,000 -151,000 9,000 204,000 -420,000  -110,000 15,000 90,000 -15,000  
          decrease in other current assets
         1,799,000 -3,085,000  -4,300,000  868,000 -2,775,000  -1,371,000  5,216,000 1,688,000    56,000 -6,063,000  6,056,000  -4,638,000 -4,291,000  -779,000            2,242,000 1,274,000  -1,724,000 -1,078,000 1,268,000 -1,644,000 -270,000  -454,000 250,000 153,000 -59,000  
          decrease in accrued income
         -1,380,000 -1,334,000                                                
          increase in trade accounts payable
        828,000 -2,161,000 3,003,000 3,003,000 -523,000 780,000 -1,218,000 -3,418,000 -3,418,000 4,081,000  1,629,000 997,000 997,000 249,000 1,000 -302,000 2,191,000 2,191,000 -509,000 535,000 -2,230,000 2,222,000 2,222,000 378,000    1,921,000       227,000 1,314,000 -2,536,000 -2,536,000 2,195,000 2,507,000 -383,000 -3,623,000 3,694,000 3,694,000 610,000 -478,000 -610,000 523,000 523,000 
          increase in accrued expenses
        -872,000 3,536,000 67,000 67,000 -3,227,000 4,109,000 -4,624,000 -434,000 -434,000 3,908,000  4,479,000 -1,253,000 -1,253,000 3,525,000 1,000 -1,624,000 4,278,000 4,278,000 911,000 54,000 -2,812,000 3,452,000 3,452,000 577,000    149,000       4,379,000 -285,000 -371,000 -371,000 142,000 -208,000 -476,000 -4,293,000 5,119,000 5,119,000 -1,778,000 498,000 -2,584,000 2,165,000 2,165,000 
          increase prepaid charter
        -202,000 -3,164,000 -2,033,000 -2,033,000 2,907,000 2,015,000     4,822,000 -1,504,000 -1,504,000   6,932,000 -6,186,000 -6,186,000  -930,000 -1,976,000 4,375,000 4,375,000 159,000         659,000                 
          increase in amounts due to related parties
        -1,294,000 1,170,000 2,857,000 2,857,000 -3,691,000 7,991,000 1,963,000 -209,000 -209,000 624,000  444,000 -401,000 -401,000 -561,000 643,000 2,838,000 -3,130,000 -3,130,000 -1,574,000 -452,000 1,445,000 -135,000 -135,000 136,000      -50,000     -270,000 -4,929,000 1,129,000 1,129,000 -33,298,000 -33,210,000 -4,578,000 2,555,000 1,935,000 1,935,000 -77,000 274,000  -230,000 -230,000 
          net cash from operating activities
        44,246,000 31,959,000 36,021,000 36,021,000 41,224,000 35,349,000 33,776,000 26,796,000 26,796,000 34,296,000 25,284,000 42,410,000 29,651,000 29,651,000 100,863,000 25,000 35,824,000 18,287,000 18,287,000 45,762,000 40,835,000 31,965,000 47,849,000 47,849,000 41,406,000 47,046,000 41,625,000 39,164,000 39,164,000 42,949,000 40,722,000 42,477,000 39,544,000 39,544,000 34,986,000 35,426,000 45,818,000 32,416,000 32,416,000 154,585,000 -3,836,000 60,400,000 47,717,000 50,304,000 50,304,000 25,335,000 30,625,000 18,423,000 34,062,000 34,062,000 
          capital expenditures
          free cash flows
        44,246,000 31,959,000 36,021,000 36,021,000 41,224,000 35,349,000 33,776,000 26,796,000 26,796,000 34,296,000 25,284,000 42,410,000 29,651,000 29,651,000 100,863,000 25,000 35,824,000 18,287,000 18,287,000 45,762,000 40,835,000 31,965,000 47,849,000 47,849,000 41,406,000 47,046,000 41,625,000 39,164,000 39,164,000 42,949,000 40,722,000 42,477,000 39,544,000 39,544,000 34,986,000 35,426,000 45,818,000 32,416,000 32,416,000 154,585,000 -3,836,000 60,400,000 47,717,000 50,304,000 50,304,000 25,335,000 30,625,000 18,423,000 34,062,000 34,062,000 
          ​
                                                          
          investing activities
                                                          
          additions to vessel and equipment
        9,000 -213,000 -213,000 -29,000  -5,000 -70,000 -70,000              -6,726,000 -6,726,000                           
          proceeds from asset swap
        1,040,000 1,040,000 -754,000                                              
          acquisition of daqing knutsen
                                                          
          net cash from investing activities
        -26,040,000 827,000 827,000 -783,000 520,000 -5,000 -70,000 -70,000 32,000 -67,000 -1,314,000 -1,430,000 -1,430,000   -857,000 -173,000 -173,000 -4,645,000 -143,000 -22,000 -6,726,000 -6,726,000 -21,091,000           21,000 -10,000 -15,376,000 -15,376,000 -94,857,000 -1,140,000 -32,842,000 -28,075,000 -32,800,000 -32,800,000 -13,103,000 -328,000    
          financing activities
                                                          
          proceeds from long-term debt
               5,000,000 5,000,000    166,858,000 10,000    345,000,000 5,000,000 94,300,000 94,300,000           352,279,000 145,500,000 145,500,000 211,500,000 33,500,000 48,000,000 125,000,000 5,000,000 5,000,000     
          repayment of long-term debt
        -119,525,000  -34,078,000 -34,078,000 -37,639,000 -22,782,000  -37,700,000 -37,700,000 -26,052,000 -37,512,000  -20,807,000 -20,807,000   -98,835,000 -19,302,000 -19,302,000 -26,126,000 -347,488,000 -25,538,000 -106,670,000 -106,670,000 -31,475,000           -352,747,000 -24,802,000 -121,200,000 -121,200,000 -297,708,000 -68,332,000 -61,916,000 -113,009,000 -54,451,000 -54,451,000 -22,771,000 -13,579,000 -16,062,000 -8,580,000 -8,580,000 
          payment of debt issuance cost
            15,000    5,000         -20,000 -3,717,000 -1,478,000 -1,478,000 -77,000     21,000 21,000  -4,194,000 -61,000 -1,053,000 -1,053,000 -1,241,000 -82,000          
          cash distributions
        -2,602,000 -2,601,000 -2,602,000 -2,602,000 -2,601,000 -2,603,000 -2,601,000 -2,602,000 -2,602,000 -2,602,000 -2,602,000 -2,601,000 -2,602,000 -2,602,000   -19,867,000 -19,868,000 -19,868,000  -19,850,000  -19,834,000 -19,834,000                           
          repurchase of common units
                                                          
          net cash from financing activities
        -7,316,000 -32,981,000 -36,680,000 -36,680,000 -40,225,000 -25,385,000 -27,408,000 -40,302,000 -40,302,000 -23,654,000 -35,109,000 -30,338,000 -23,409,000 -23,409,000   12,470,000 -39,170,000 -39,170,000 -45,489,000 -25,604,000 -40,372,000 -33,682,000 -33,682,000 -18,386,000           -24,496,000 -44,696,000 -19,127,000 -19,127,000 -41,378,000 12,995,000 -54,029,000 9,969,000 -10,313,000 -10,313,000 -11,816,000 -28,636,000 -26,301,000 -23,592,000 -23,592,000 
          effect of exchange rate changes on cash
        -5,000 84,000 159,000 159,000 -508,000 122,000 13,000 -102,000 -102,000 58,000  15,000 -40,000 -40,000   -250,000 50,000 50,000 60,000 -72,000 -1,000 -5,000 -5,000 361,000           -14,000 -80,000 35,000 35,000 90,000 -33,000 88,000 39,000 -4,000 -4,000 -134,000 54,000 -122,000 145,000 145,000 
          net increase in cash and cash equivalents
        10,885,000 -938,000 327,000 327,000 -292,000 10,606,000 6,376,000 -13,678,000 -13,678,000 10,732,000 -9,935,000 10,773,000 4,772,000 4,772,000   47,187,000 -21,006,000 -21,006,000 -4,312,000 15,016,000 -8,430,000 7,436,000 7,436,000 2,290,000    695,000 -1,322,000 2,418,000   1,393,000  10,936,000 1,032,000 -2,051,000 -2,051,000 18,440,000 7,986,000 -26,383,000 29,650,000 7,187,000 7,187,000 359,000 1,638,000 -3,115,000 5,209,000 5,209,000 
          cash and cash equivalents at the beginning of the period
        66,933,000 66,933,000 63,921,000 63,921,000 47,579,000 47,579,000 62,231,000 62,293,000 62,293,000 52,583,000 52,583,000 43,525,000 43,525,000 41,712,000 41,712,000 46,104,000 46,104,000 27,664,000 27,664,000 27,664,000   23,573,000 23,573,000 
          cash and cash equivalents at the end of the period
        10,885,000 -938,000 67,260,000 67,260,000 -292,000 10,606,000 6,376,000 50,243,000 50,243,000 10,732,000 -9,935,000 10,773,000 52,351,000 52,351,000 47,530,000 -39,000 47,187,000 41,287,000 41,287,000 -4,312,000 15,016,000 -8,430,000 60,019,000 60,019,000 2,290,000 8,857,000 -2,784,000 44,220,000 44,220,000 -1,322,000 2,418,000 -676,000 43,105,000 43,105,000 -14,309,000 10,936,000 1,032,000 44,053,000 44,053,000 46,104,000 7,986,000 -26,383,000 29,650,000 34,851,000 34,851,000  1,715,000  28,782,000 28,782,000 
          income tax (benefit)/expense
           579,000                                               
          unrealized (gain) loss on derivative instruments
           4,455,000     -939,000     5,316,000     -18,209,000     -11,921,000     23,893,000     6,219,000     -9,477,000      -1,258,000     2,259,000 
          unrealized (gain) loss on foreign currency transactions
           -355,000     187,000     -12,000     -45,000     -60,000     130,000     14,000     -79,000      -1,000     -44,000 
          decrease (increase) in amounts due from related parties
           -327,000     -851,000     -525,000     -189,000     4,520,000  -210,000  55,000 55,000          -243,000      20,829,000     -65,000 
          decrease (increase) in inventories
           -1,365,000     -590,000     2,259,000     -556,000     40,000  176,000  76,000 76,000 -18,000         50,000      -420,000     -15,000 
          decrease (increase) in other current assets
           -3,085,000     -2,775,000     1,688,000     -6,063,000     -4,291,000               1,274,000      -270,000     -59,000 
          decrease (increase) in accrued income
           -1,334,000                                               
          gain from disposal of vessel
          -1,342,000 -1,342,000                                               
          net gain from sale of asset
                                                          
          repayments of long-term debt
                                                          
          decrease in accrued revenue
                      1,449,000  355,000 427,000  358,000  353,000 350,000              -295,000 -589,000  -540,000  -146,000 -151,000 -149,000   -215,000 -245,000 -461,000  
          decrease (increase) in accrued revenue
                          427,000     350,000  278,000  275,000 275,000          -589,000      -149,000     -461,000 
          (additions) to vessel and equipment
                                                          
          income tax (benefit) expense
                142,000     -245,000                                     
          disposals (additions) to vessel and equipment
                    -1,430,000 -1,430,000    -173,000 -173,000  -143,000    3,000           21,000    -849,000  -76,000 246,000 -426,000 -426,000 3,000 -328,000 -191,000 -330,000 -330,000 
          acquisition of synnøve knutsen
                                                          
          net proceeds from issuance of general partner units
                                                         
          net proceeds from public offering
                                                          
          acquisition of tove knutsen
                                                          
          write-down
                                                         
          interest expenses
                            6,106,000 6,147,000 6,271,000 6,271,000                           
          interest paid
                           -5,979,000 -6,553,000 -6,259,000 -6,312,000 -6,312,000                           
          interest expense
                                                          
          changes in operating assets and liabilities
                                                          
          increase prepaid revenue
                                           -3,603,000 8,768,000 -8,319,000 -8,319,000 1,435,000 -4,234,000 5,309,000 2,437,000 -2,077,000 -2,077,000 -1,735,000   3,598,000 3,598,000 
          cash distribution
                           -19,868,000                -19,834,000 -19,834,000 -19,834,000 -19,834,000 -68,970,000 -18,179,000 -17,388,000 -17,024,000 -16,379,000 -16,379,000 -15,027,000 -15,027,000 -15,095,000 -15,012,000 -15,012,000 
          amortization of intangible assets and contract liabilities
                                                          
          acquisition of anna knutsen
                                           -15,376,000 -15,376,000            
          repayment of long-term debt from related parties
                                           1,000 -22,536,000 -22,536,000 -93,369,000 -22,706,000 -22,703,000 -47,960,000 -47,960,000      
          net proceeds from issuance of common units
                                           -4,000 -4,000 120,946,000 66,067,000         
          net cash (used in) investing activities
                                                          
          net cash (used in) financing activities
                                                          
          increase (decrease) in trade accounts payable
                                   1,921,000                       
          increase (decrease) in accrued expenses
                                   149,000                       
          increase (decrease) prepaid charter
                                       462,000 659,000                  
          increase (decrease) in amounts due to related parties
                                                          
          net increase (decrease) in cash and cash equivalents
                                   695,000    -676,000 1,393,000                  
          increase (decrease) prepaid revenue
                                                          
          acquisition of brasil knutsen
                                               -547,000           
          acquisition of lena knutsen
                                               -32,766,000          
          acquisition of vigdis knutsen
                                               -28,321,000         
          acquisition of tordis knutsen
                                               -32,374,000 -32,374,000 -32,374,000      
          net proceeds from sale of convertible preferred units
                                                 38,829,000 48,614,000 48,614,000      
          proceeds from long-term debt from related parties
                                                          
          net proceeds from sale of series a convertible preferred units
                                               87,464,000 21,000          
          goodwill impairment charge
                                                          
          increase in accrued revenue
                                                          
          acquisition of raquel knutsen
                                                          
          acquisition of ingrid knutsen
                                                          
          acquisition of dan sabia
                                                          
          proceeds from issuance of long-term debt from related parties
                                                          
          payment on debt issuance cost
                                                          
          cash flows from operating activities:
                                                          
          cash flows from investing activities:
                                                          
          cash flows from financing activities:
                                                          
          net proceeds from issuance of common unit
                                                   54,863,000 54,863,000      
          proceeds from public offering, net of underwriters’ discount
                                                          
          offering cost
                                                          
          other items
                                                          
          acquisition of the raquel knutsen
                                                          
          acquisition of the hilda knutsen and torill knutsen
                                                          
          acquisition of the dan cisne
                                                          
          acquisition of the dan sabia
                                                          
          acquisition of the ingrid knutsen
                                                          
          proceeds from issuance of long-term debt
                                                          
          accumulated interest from related party
                                                          
          payments of debt issuance cost
                                                          
          proceeds from public offerings, net of underwriters’ discount
                                                          
          change in restricted cash
                                                          
          cash and cash equivalents at the beginning of the year
                                                          
          cash and cash equivalents at the end of the year
                                                          
          increase in prepaid revenue
                                                          
          decrease in amounts due to related parties
                                                          
          net cash from (provided by) investing activities
                                                        -330,000 -330,000 
          accumulated interest expense on long-term debt from related parties
                                                          
          decrease in trade accounts receivable
                                                          
          increase in other liabilities
                                                          
          acquisition of the carmen knutsen
                                                          
          changes in payables to related parties
                                                          
          contributions from/distribution to owner
                                                          
          cash distributed to knot
                                                          
          changes in payables to owners and affiliates
                                                          
          depreciation and amortization
                                                          
          amortization of contract liabilities
                                                          
          deferred income tax expense
                                                          
          decrease in receivables from owner and affiliates
                                                          
          increase in amounts due from related parties
                                                          
          settlement of foreign exchange forward contracts
                                                          
          repayment of short-term debt
                                                          
          proceeds from initial public offering, net of underwriters’ discount