7Baggers

New Jersey Resources Corporation
(NYSE:NJR) 

NJR stock logo

New Jersey Resources Corporation, an energy services holding company, provides regulated gas distribution, and retail and wholesale energy services. The company operates through four segments: Natural Gas Distribution, Clean Energy Ventures, Energy Services, and Storage and Transportation. The Natur...

Founded: 1981
Full Time Employees: 1,156
Sector: Utilities
Industry: Utilities-Regulated Gas

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Quarterly
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    Unit: USD2026-03-31 2025-12-31 2025-09-30 2025-06-30 2025-03-31 2024-12-31 2024-09-30 2024-06-30 2024-03-31 2023-12-31 2023-09-30 2023-06-30 2023-03-31 2022-12-31 2022-09-30 2022-06-30 2022-03-31 2021-12-31 2021-09-30 2021-06-30 2021-03-31 2020-12-31 2020-09-30 2020-06-30 2020-03-31 2019-12-31 2019-03-31 2018-06-30 2018-03-31 2017-12-31 2016-12-31 2015-06-30 2014-12-31 2014-09-30 2014-06-30 2014-03-31 2013-12-31 2013-06-30 2013-03-31 2012-12-31 2007-12-31 2007-03-31 2006-12-31 2006-09-30 2006-06-30 2006-03-31 2005-12-31 2005-09-30 2005-06-30 2005-03-31 2004-12-31 2004-09-30 2004-06-30 2004-03-31 2003-12-31 
                                                           
      operating revenues
                                            811,138,000 1,024,636,000 741,465,000 534,507,000 536,103,000 1,064,422,000 1,164,576,000 684,937,000 544,280,000 1,065,057,000 853,988,000 414,397,000 438,503,000 1,037,661,000 643,454,000 
      utility
    640,922,000 409,901,000 144,938,000 204,790,000 618,341,000 333,427,000 104,753,000 157,773,000 462,863,000 293,093,000 108,404,000 144,971,000 400,500,000 357,409,000 190,151,000 199,357,000 463,474,000 274,435,000 97,937,000 127,626,000 310,167,000 195,729,000 84,548,000 128,532,000 297,220,000 219,623,000 301,420,000 104,538,000 317,064,000 209,787,000 185,556,000 116,307,000 208,727,000 80,035,000 111,383,000 394,528,000 233,469,000 119,022,000 351,750,000 218,849,000                
      nonutility
    298,479,000 194,953,000 191,140,000 94,156,000 294,686,000 154,934,000 291,027,000 117,863,000 195,050,000 174,117,000 222,921,000 119,104,000 243,527,000 366,158,000 575,335,000 352,978,000 448,842,000 401,407,000 434,591,000 239,967,000 492,020,000 258,576,000 315,496,000 170,442,000 342,394,000 395,413,000 564,835,000 438,897,000 701,979,000 495,518,000 355,472,000 342,160,000 615,397,000 511,879,000 576,874,000 1,185,041,000 644,936,000 648,447,000 609,135,000 517,170,000                
      total operating revenues
    939,401,000 604,854,000 336,078,000 298,946,000 913,027,000 488,361,000 395,780,000 275,636,000 657,913,000 467,210,000 331,325,000 264,075,000 644,027,000 723,567,000 765,486,000 552,335,000 912,316,000 675,842,000 532,528,000 367,593,000 802,187,000 454,305,000 400,044,000 298,974,000 639,614,000 615,036,000 866,255,000 543,435,000 1,019,043,000 705,305,000 541,028,000 458,467,000 824,124,000 591,914,000 688,257,000 1,579,569,000 878,405,000 767,469,000 960,885,000 736,019,000                
      operating expenses
                                                           
      natural gas purchases:
                                                           
      related parties
    1,242,000 1,277,000 1,300,000 1,268,000 1,666,000 1,718,000 1,740,000 1,729,000 1,799,000 1,879,000 1,739,000 1,870,000 1,770,000 1,827,000 1,828,000 1,838,000 1,883,000 1,846,000 1,850,000 1,699,000 1,730,000 1,734,000 1,535,000 1,518,000 1,506,000 1,524,000 2,144,000 2,156,000 2,087,000 2,149,000 2,111,000 3,102,000 3,264,000                       
      operation and maintenance
    112,496,000 86,681,000 110,700,000 100,133,000 111,041,000 88,632,000 88,596,000 104,378,000 107,223,000 94,439,000 100,759,000 94,213,000 99,095,000 79,501,000 118,723,000 88,373,000 85,786,000 68,984,000 101,126,000 81,878,000 110,265,000 73,636,000 79,425,000 68,541,000 66,832,000 63,345,000 62,959,000 69,447,000 57,749,000 55,111,000 52,228,000 48,598,000 44,759,000 65,889,000 45,995,000 61,273,000 42,023,000 43,630,000 43,067,000 40,070,000 32,179,000 32,337,000 28,316,000 21,911,000 28,657,000 29,772,000 27,731,000 30,237,000 24,298,000 24,873,000 28,663,000 24,515,000 24,947,000 26,871,000 25,022,000 
      regulatory rider expenses
    59,450,000 33,154,000 5,243,000 10,979,000 48,501,000 22,476,000 3,566,000 8,343,000 29,229,000 19,189,000 3,017,000 6,120,000 23,154,000 18,251,000 3,496,000 8,360,000 30,910,000 16,671,000 3,734,000 5,456,000 18,413,000 10,701,000 1,993,000 5,464,000 15,330,000 11,742,000 15,391,000 5,542,000 19,604,000 11,769,000 12,601,000 8,516,000 21,463,000 4,784,000 9,337,000 38,211,000 19,832,000 6,258,000 23,774,000 13,982,000 12,165,000 18,135,000 9,466,000 5,726,000 4,005,000 12,405,000 9,458,000 2,887,000 4,793,000 14,786,000 9,128,000 1,214,000 1,356,000 4,340,000 2,630,000 
      depreciation and amortization
    50,129,000 49,576,000 48,478,000 47,000,000 47,967,000 45,329,000 45,298,000 40,907,000 40,075,000 40,287,000 39,291,000 38,877,000 38,090,000 36,683,000 34,549,000 32,872,000 31,435,000 30,393,000 29,410,000 27,767,000 26,848,000 27,362,000 30,136,000 31,216,000 30,784,000 27,758,000 22,311,000 20,320,000 22,460,000 21,854,000 19,260,000 15,574,000 14,386,000 13,728,000 13,620,000 12,828,000 12,566,000 11,942,000 11,721,000 11,303,000 9,403,000 8,986,000 8,902,000 7,752,000 8,735,000 8,612,000 8,576,000 8,540,000 8,424,000 8,352,000 8,359,000 7,800,000 8,113,000 8,306,000 8,230,000 
      gain on sale of assets
      -2,108,000 -545,000 -688,000 -54,859,000                                                  
      total operating expenses
    638,374,000 425,646,000 295,675,000 300,008,000 633,078,000 298,784,000 249,653,000 269,700,000 487,691,000 331,391,000 267,032,000 259,341,000 478,843,000 550,778,000 684,580,000 522,526,000 773,441,000 518,957,000 529,410,000 395,049,000 600,979,000 342,825,000 360,182,000 319,165,000 544,399,000 513,539,000 789,254,000 581,101,000 841,251,000 630,060,000 499,553,000 467,776,000 655,427,000 620,752,000 717,465,000 1,332,557,000 866,181,000 720,469,000 903,916,000 648,828,000 756,601,000 885,195,000 689,321,000 408,005,000 539,502,000 959,480,000 1,102,907,000 694,343,000 538,429,000 976,762,000 800,360,000 421,516,000 433,431,000 950,643,000 600,799,000 
      operating income
    301,027,000 179,208,000 40,403,000 -1,062,000 279,949,000 189,577,000 146,127,000 5,936,000 170,222,000 135,819,000 64,293,000 4,734,000 165,184,000 172,789,000 80,906,000 29,809,000 138,875,000 156,885,000 3,118,000 -27,456,000 201,208,000 111,480,000 39,862,000 -20,191,000 95,215,000 101,497,000 77,001,000 -37,666,000 177,792,000 75,245,000 41,475,000 -9,309,000 168,697,000 -28,838,000 -29,208,000 247,012,000 12,224,000 47,000,000 56,969,000 87,191,000 54,537,000 139,441,000 52,144,000 -24,844,000 -3,399,000 104,942,000 61,669,000 -9,406,000 5,851,000 88,295,000 53,628,000 -7,119,000 5,072,000 87,018,000 42,655,000 
      yoy
    7.53% -5.47% -72.35% -117.89% 64.46% 39.58% 127.28% 25.39% 3.05% -21.40% -20.53% -84.12% 18.94% 10.14% 2494.80% -208.57% -30.98% 40.73% -92.18% 35.98% 111.32% 9.84% -48.23% -46.39% -46.45% 34.89% 85.66% 304.62% 5.39% -360.92% -242.00% -103.77% 1280.05% -161.36% -151.27% 183.30% -77.59% -66.29% 9.25% -450.95% -1704.50% 32.87% -15.45% 164.13% -158.09% 18.85% 14.99% 32.13% 15.36% 1.47% 25.73%     
      qoq
    67.98% 343.55% -3904.43% -100.38% 47.67% 29.73% 2361.71% -96.51% 25.33% 111.25% 1258.11% -97.13% -4.40% 113.57% 171.41% -78.54% -11.48% 4931.59% -111.36% -113.65% 80.49% 179.66% -297.42% -121.21% -6.19% 31.81% -304.43% -121.19% 136.28% 81.42% -545.54% -105.52% -684.98% -1.27% -111.82% 1920.71% -73.99% -17.50% -34.66% 59.87% -60.89% 167.42% -309.89% 630.92% -103.24% 70.17% -755.63% -260.76% -93.37% 64.64% -853.31% -240.36% -94.17% 104.00%  
      other income
    16,295,000 11,360,000 6,581,000 11,040,000 17,006,000 11,617,000 10,237,000 9,555,000 15,420,000 6,341,000 10,938,000 5,711,000 4,779,000 4,655,000 9,744,000 4,288,000 4,127,000 4,136,000 10,656,000 4,817,000 5,007,000 4,117,000 13,618,000 2,713,000 7,261,000 286,000 2,758,000 2,682,000 1,980,000 6,927,000 3,776,000 1,491,000 -110,000 -5,240,000 10,952,000 712,000 1,127,000 1,238,000 2,781,000 265,000 1,528,000  1,989,000 3,328,000 1,769,000  1,642,000 2,536,000 1,659,000 1,480,000 1,684,000 2,711,000 1,054,000 551,000 972,000 
      interest expense, net of capitalized interest
    34,975,000 35,676,000 30,483,000 31,694,000 32,527,000 33,891,000 36,012,000 31,169,000 31,621,000 31,473,000 33,143,000 30,119,000 30,261,000 29,491,000 26,016,000 21,411,000 18,926,000 19,477,000 19,876,000 18,744,000 20,153,000 19,786,000 17,180,000 15,144,000 19,203,000 16,070,000 12,509,000 11,037,000 11,798,000 11,905,000 10,615,000 7,327,000 7,195,000 6,355,000 6,507,000 6,306,000 6,295,000 6,008,000 5,746,000 5,825,000                
      income before income taxes and equity in earnings of affiliates
    282,347,000 154,892,000 16,501,000 -21,716,000 264,428,000 167,303,000 120,352,000 -15,678,000 154,021,000 110,687,000 42,088,000 -19,674,000 139,702,000 147,953,000 64,634,000 12,686,000 124,076,000 141,544,000 -6,102,000 -41,383,000 186,062,000 95,811,000 36,300,000 -32,622,000 83,273,000 85,713,000 67,250,000 -46,021,000 167,974,000 70,267,000 34,636,000 -15,145,000 161,392,000 -40,433,000 -24,763,000 241,418,000 7,056,000 42,230,000 54,004,000 81,631,000 48,255,000               
      income tax provision
    66,176,000 34,225,000 3,121,000 -5,142,000 61,593,000 37,384,000 30,787,000 -2,764,000 33,947,000 22,936,000 6,216,000 -20,505,000 30,586,000 32,978,000 12,144,000 4,434,000 28,810,000 30,807,000 -4,427,000 -18,785,000 39,057,000 17,441,000     -2,952,000 -28,534,000 30,901,000 -50,168,000 2,018,000  40,867,000 -13,537,000 -7,808,000 71,680,000 1,505,000  12,065,000 23,980,000 18,494,000 53,473,000 18,134,000 -9,826,000 -3,013,000 39,188,000 22,564,000 -5,014,000 778,000 33,389,000 19,760,000 -3,426,000 924,000 32,851,000 15,596,000 
      equity in earnings of affiliates
    2,741,000 1,823,000 1,692,000 1,523,000 1,452,000 1,400,000 1,561,000 1,340,000 738,000 1,660,000 1,152,000 701,000 1,131,000 946,000 2,032,000 4,801,000 769,000 575,000 542,000 -89,233,000 2,804,000 2,675,000 4,120,000 3,213,000 3,589,000 3,389,000 3,371,000 3,213,000 3,193,000 3,264,000 2,311,000 3,367,000 2,795,000 2,476,000 2,681,000 3,233,000 2,142,000 2,222,000 3,530,000 2,555,000                
      net income
    218,912,000 122,490,000 15,072,000 -15,051,000 204,287,000 131,319,000 91,126,000 -11,574,000 120,812,000 89,411,000 37,024,000 1,532,000 110,247,000 115,921,000 54,522,000 13,053,000 96,035,000 111,312,000 -1,133,000 -111,831,000 149,809,000 81,045,000 43,272,000 -27,219,000 88,505,000 89,361,000 73,573,000 -14,274,000 140,266,000 123,699,000 34,929,000 -7,460,000 123,320,000 -24,420,000 -14,274,000 172,971,000 7,693,000 29,155,000 45,469,000 60,206,000 30,185,000 80,527,000 28,124,000 -11,971,000 -3,975,000 60,201,000 34,264,000 -7,362,000 1,835,000 51,665,000 30,202,000 -5,385,000 1,554,000 51,027,000 24,378,000 
      yoy
    7.16% -6.72% -83.46% 30.04% 69.09% 46.87% 146.13% -855.48% 9.58% -22.87% -32.09% -88.26% 14.80% 4.14% -4912.18% -111.67% -35.90% 37.35% -102.62% 310.86% 69.27% -9.31% -41.18% 90.69% -36.90% -27.76% 110.64% 91.34% 13.74% -606.55% -344.70% -104.31% 1503.02% -183.76% -131.39% 187.30% -74.51% -63.79% 61.67% -602.93% -859.37% 33.76% -17.92% 62.61% -316.62% 16.52% 13.45% 36.71% 18.08% 1.25% 23.89%     
      qoq
    78.72% 712.70% -200.14% -107.37% 55.57% 44.11% -887.33% -109.58% 35.12% 141.49% 2316.71% -98.61% -4.89% 112.61% 317.70% -86.41% -13.72% -9924.54% -98.99% -174.65% 84.85% 87.29% -258.98% -130.75% -0.96% 21.46% -615.43% -110.18% 13.39% 254.14% -568.22% -106.05% -605.00% 71.08% -108.25% 2148.42% -73.61% -35.88% -24.48% 99.46% -62.52% 186.33% -334.93% 201.16% -106.60% 75.70% -565.42% -501.20% -96.45% 71.06% -660.85% -446.53% -96.95% 109.32%  
      income per common share
                                                           
      basic
    2,170 1,220 800 -150                                                    
      diluted
    2,160 1,210 795 -150                                                    
      weighted-average shares outstanding
                                                           
      basic
    100,849,000 100,701,000 100,244,000 100,373,000 100,291,000 99,855,000 98,634,000 98,983,000 98,377,000 97,869,000 97,028,000 97,168,000 96,893,000 96,485,000 96,100,000 96,154,000 96,068,000 95,944,000 96,227,000 96,348,000 96,248,000 96,114,000 94,798,000 95,764,000 95,584,000 91,911,000 88,836,000 87,888,000 87,595,000 86,996,000 86,084,000 85,449,000 42,276,000 42,099,000 42,117,000 42,079,000 42,021,000 41,608,000 41,789,000 41,695,000 27,785,000 27,893,000 27,713,000  28,055,000           
      diluted
    101,482,000 101,229,000 100,788,000 100,373,000 100,933,000 100,478,000 99,289,000 98,983,000 99,102,000 98,563,000 97,627,000 97,886,000 97,556,000 97,083,000 96,488,000 96,620,000 96,516,000 96,356,000 96,560,000 96,348,000 96,618,000 96,415,000 95,107,000 95,764,000 95,890,000 92,320,000 89,228,000 87,888,000 87,989,000 87,347,000 86,855,000 85,449,000 42,787,000 42,461,000 42,117,000 42,457,000 42,239,000 41,732,000 41,972,000 41,758,000 27,952,000 28,047,000 27,904,000  28,396,000           
      earnings per common share
                                                           
      basic
        2,040 1,320 920 -120 1,230 910 380 20 1,140 1,200 570 140 1,000 1,160 -10 -1,160 1,560 840 450 -280 930 970 830 -160 1,600 1,420 410 -90 2,920 -580 -340 4,110 180 700 1,090 1,440 1,090 2,890 1,010 812.5 -140 2,160 1,240 -260 70 1,870 1,090 -200 60 1,860  
      diluted
        2,020 1,310 920 -120 1,220 910 380 20 1,130 1,190 570 140 1,000 1,160 -10 -1,160 1,550 840 450 -280 920 970 820 -160 1,590 1,420 400 -90 2,880 -580 -340 4,070 180 700 1,080 1,440 1,080 2,870 1,010 805 -140 2,140 1,230 -260 70 1,840 1,060 -190 60 1,820  
      gas purchases:
                                                           
      income tax benefit
                          -2,852,000 -2,190,000 -1,643,000 -259,000      -4,318,000      15,297,000                  
      energy and other taxes
                              3,064,000 7,822,000 21,542,000 16,491,000 14,101,000 8,319,000 14,321,000 6,450,000 9,437,000 24,429,000 17,028,000 9,397,000 24,747,000 16,725,000 18,160,000 30,268,000 13,952,000 3,113,000 8,428,000 26,003,000 18,667,000 5,722,000 8,878,000 25,827,000 15,784,000 5,080,000 7,541,000 23,079,000 13,971,000 
      dividends declared per common share
                               272.5 272.5 272.5 255 230 450 450 420                     
      dividends per common share
                                       420 420 400 400 400 400 380 380 270 360 360 360 340 340 340 340 325 325 325 325 
      gas purchases
                                            684,694,000 795,469,000 628,685,000 369,503,000 489,677,000 882,688,000 1,038,475,000 646,957,000 492,036,000 902,924,000 738,426,000 382,907,000 391,474,000 888,047,000 550,946,000 
      interest charges
                                            7,810,000 7,091,000 7,875,000 2,460,000 5,358,000 6,173,000 6,483,000 5,506,000 4,897,000 4,721,000 5,350,000 4,403,000 3,648,000 3,691,000 3,653,000 
      equity in earnings of affiliates, net of tax
                                            424,000               
      pro-forma earnings per common share
                                                           
      basic
                                            720               
      diluted
                                            720               
      other income and expense
                                             1,650,000    620,000          
      income before income taxes
                                             134,000,000 46,258,000 -23,976,000 -6,988,000 99,389,000 56,828,000 -12,376,000 2,613,000 85,054,000 49,962,000 -8,811,000 2,478,000 83,878,000 39,974,000 
      average shares outstanding
                                                           
      basic
                                                 27,822,000 27,550,000 -25,000 27,468,000 27,581,000 27,797,000 61,000 27,588,000 27,484,000  
      diluted
                                                 28,145,000 27,960,000 -77,000 28,079,000 28,140,000 28,391,000 13,000 28,166,000 28,030,000  
      earnings per common share
                                                           
      average shares outstanding
                                                           
    Balance Sheets:
    Quarterly
    Annual
      Unit: USD 
      Cashflow Statements:
      Quarterly
      Annual
        Unit: USD2026-03-31 2025-12-31 2025-09-30 2025-06-30 2025-03-31 2024-12-31 2024-09-30 2024-06-30 2024-03-31 2023-12-31 2023-09-30 2023-06-30 2023-03-31 2022-12-31 2022-09-30 2022-06-30 2022-03-31 2021-12-31 2021-09-30 2021-06-30 2021-03-31 2020-12-31 2020-09-30 2020-06-30 2020-03-31 2019-12-31 2018-06-30 2018-03-31 2017-12-31 2014-12-31 2014-09-30 2014-06-30 2013-06-30 2013-03-31 2012-12-31 2007-12-31 2007-03-31 2006-12-31 2006-09-30 2006-06-30 2006-03-31 2005-12-31 2005-09-30 2005-06-30 2005-03-31 2004-12-31 2004-09-30 2004-06-30 2004-03-31 2003-12-31 
                                                          
          cash flows from operating activities
        562,610,000 26,728,000 81,175,000 -28,904,000   64,513,000 24,292,000 292,187,000 46,415,000 91,095,000 44,777,000 432,068,000 -88,947,000 87,603,000 -94,575,000   49,158,000 -14,495,000 324,568,000 31,723,000 30,698,000 3,638,000 222,209,000 -43,064,000 80,086,000 335,973,000 -23,502,000 40,849,000 -19,675,000 -6,981,000 16,758,000       -57,675,000    -69,779,000       
          net income
        218,912,000 122,490,000 15,072,000 -15,051,000 204,287,000 131,319,000 91,126,000 -11,574,000 120,812,000 89,411,000 37,024,000 1,532,000 110,247,000 115,921,000 54,522,000 13,053,000 96,035,000 111,312,000 -1,133,000 -111,831,000 149,809,000 81,045,000 43,272,000 -27,219,000 88,505,000 89,361,000 -14,274,000 140,266,000 123,699,000 123,320,000 -24,420,000 -14,274,000 29,155,000 45,469,000 60,206,000 30,185,000 80,527,000 28,124,000 -11,971,000 -3,975,000 60,201,000 34,264,000 -7,362,000 1,835,000 51,665,000 30,202,000 -5,385,000 1,554,000 51,027,000 24,378,000 
          adjustments to reconcile net income to cash flows from operating activities
                                                          
          unrealized loss on derivative instruments
        -1,285,000 2,996,000 -2,054,000 10,766,000 -27,206,000 6,368,000 -4,286,000 3,803,000       -1,846,000            2,658,000 -11,609,000 34,855,000 -88,673,000 -17,276,000 -6,584,000                   
          gain on sale of assets
          -2,108,000 -545,000 -688,000 -54,859,000                                             
          depreciation and amortization
        50,129,000 49,576,000 48,478,000 47,000,000 47,967,000 45,329,000 45,298,000 40,907,000 40,075,000 40,287,000 39,291,000 38,877,000 38,090,000 36,683,000 34,549,000 32,872,000 31,435,000 30,393,000 29,410,000 27,767,000 26,848,000 27,362,000 30,136,000 31,216,000 30,784,000 27,758,000 20,320,000 22,460,000 21,854,000 14,386,000 13,728,000 13,620,000 11,942,000 11,721,000 11,303,000 9,478,000 8,911,000 8,977,000 8,830,000 8,735,000 8,612,000 8,576,000 8,540,000 8,424,000 8,352,000 8,359,000 7,800,000 8,113,000   
          allowance for equity used during construction
        -4,205,000 -2,757,000 -3,217,000 -2,966,000 -2,704,000 -1,086,000 -1,506,000 -1,796,000 -2,090,000 -1,482,000 -2,083,000 -2,253,000 -1,747,000 -1,054,000 -2,046,000 -3,064,000 -3,639,000 -2,494,000 -3,483,000 -6,217,000 -5,672,000 -4,931,000 -4,725,000 -4,275,000 -5,321,000 -2,732,000 -1,679,000 -1,199,000 -852,000 -1,253,000 -408,000 -551,000 -593,000 -727,000 -606,000                
          allowance for doubtful accounts
        2,846,000 -659,000 1,432,000 5,704,000 2,700,000 194,000 -620,000 1,873,000 1,551,000 -1,575,000 173,000 1,792,000 2,064,000 -2,459,000 633,000 629,000 589,000 550,000 3,698,000 4,681,000 6,637,000 3,970,000 581,000 706,000 521,000 430,000                        -5,901,000 
          non cash lease expense
        1,114,000 1,102,000  1,110,000 1,101,000 1,071,000  1,481,000 978,000 1,152,000  759,000 1,121,000 727,000  1,161,000 1,670,000 889,000  1,091,000 633,000 1,324,000  1,008,000 995,000 861,000                         
          deferred income taxes
        36,328,000 28,614,000 28,461,000 5,661,000 22,327,000 20,522,000 36,137,000 297,000 30,543,000 18,758,000 19,436,000 -25,046,000 24,211,000 11,861,000 44,112,000 20,635,000 2,057,000 14,855,000 18,980,000 -16,093,000 3,242,000 17,667,000 -6,026,000 -3,384,000 -2,928,000 3,246,000 -10,818,000 72,283,000 -44,114,000 35,897,000 -2,805,000 -1,744,000 8,767,000 -7,594,000 22,233,000 8,549,000 12,389,000 2,842,000  11,315,000 3,157,000 -2,867,000  3,852,000 -4,117,000 3,562,000 8,740,000 -8,587,000   
          equivalent value of itcs recognized on equipment financing
        -9,016,000 -5,357,000 -2,661,000 -2,007,000 -7,963,000 -4,352,000 -2,728,000 -1,995,000 -7,717,000 -2,888,000 -5,754,000 -333,000 -899,000 -6,482,000 -333,000 -727,000                                 
          manufactured gas plant remediation costs
        -908,000 -972,000 -5,565,000 -4,697,000 -1,466,000 -1,126,000 -3,987,000 -6,887,000 -8,002,000 -4,575,000 -3,287,000 -1,922,000 -1,735,000 -2,627,000 -1,197,000 -1,664,000 -2,309,000 -12,368,000 6,243,000 -17,491,000 -5,010,000 -1,274,000 -1,022,000 -1,338,000 -2,317,000 -2,974,000 -6,405,000 -2,072,000 -5,147,000 -1,008,000 -1,005,000 -1,546,000 -2,072,000 -2,313,000 -941,000 -4,041,000 -4,579,000 -4,235,000  -1,534,000 -3,077,000 -13,380,000  -2,782,000 -6,367,000 -2,495,000  -2,050,000   
          equity in earnings, net of distributions received from equity investees
        -1,247,000 -360,000                   -2,354,000 -1,189,000 -863,000 -2,225,000 -1,428,000 -1,332,000                         
          cost of removal - asset retirement obligations
        -511,000 -511,000 -749,000 -432,000 -431,000 -432,000 -582,000 -382,000 -381,000 -382,000 -559,000 -323,000 -322,000 -322,000 -442,000 -282,000 -283,000 -282,000 -361,000 -256,000 -256,000 -256,000 -62,000 -61,000 -61,000 -61,000 241,000 -2,000 -332,000 -105,000 -896,000 -93,000 -789,000 -137,000  -231,000 -257,000             
          contributions to postemployment benefit plans
        -330,000 -265,000 -266,000 -266,000 -266,000 -227,000 -221,000 -247,000 -195,000 -1,996,000 -3,573,000 -499,000 -385,000 -249,000 -4,083,000 -378,000 -382,000 -1,942,000 -5,322,000 -329,000 -348,000 -1,670,000 -3,063,000 -227,000 -3,486,000 -2,256,000 -3,060,000 -181,000 -1,467,000 -69,000 -1,335,000 -1,270,000 -1,436,000 -1,615,000 -21,487,000                
          changes in:
                                                          
          components of working capital
        232,995,000 -208,844,000 18,283,000 -52,978,000 190,675,000 -187,879,000 -82,577,000 24,540,000 94,594,000 -97,615,000 39,296,000 64,748,000 292,506,000 -335,025,000 19,885,000 -171,862,000 227,485,000 -153,195,000 20,059,000 -16,651,000 81,280,000 -74,434,000 9,301,000 -20,923,000 120,767,000 -117,241,000 91,649,000 162,406,000 -189,528,000 -75,089,000 2,257,000 -12,817,000 22,418,000 43,635,000 -88,145,000 -57,844,000               
          other noncurrent assets and liabilities
        37,788,000 41,675,000 -11,358,000 -20,206,000 -5,300,000 34,398,000 -10,137,000 -25,655,000 -3,588,000 11,424,000                                         
          cash flows from investing activities
        -196,140,000 -179,536,000 -262,340,000 -153,712,000 -132,948,000 -19,271,000 -176,489,000 -157,566,000 -121,226,000 -113,792,000 -160,447,000 -116,441,000 -116,175,000 -145,562,000 -155,668,000       -108,753,000 -103,059,000   -494,175,000 -85,376,000 -91,904,000 -76,926,000 -92,206,000 -88,773,000     -17,900,000               
          expenditures for:
                                                          
          utility plant
        -100,308,000 -96,129,000 -117,878,000 -90,929,000 -83,956,000 -99,143,000 -112,894,000 -98,188,000 -89,771,000 -71,166,000 -101,797,000 -90,593,000 -83,172,000 -74,742,000 -81,522,000 -69,125,000 -44,084,000 -64,350,000 -87,107,000 -136,709,000 -88,015,000 -64,481,000 -76,373,000 -81,315,000 -62,491,000 -69,861,000 -61,032,000 -35,057,000 -34,638,000 -34,114,000 -37,873,000 -30,410,000 -22,278,000 -18,507,000 -32,869,000 -13,526,000 -12,077,000 -12,463,000  -7,079,000 -10,235,000 -11,678,000  -12,132,000 -11,594,000 -14,596,000     
          solar equipment
        -71,678,000 -59,701,000 -120,207,000 -49,276,000 -35,226,000 -33,476,000 -30,191,000 -37,013,000 -11,317,000 -25,766,000 -38,699,000 -10,905,000 -13,706,000 -43,993,000 -41,172,000 -38,948,000 -41,176,000 -25,380,000  -10,661,000 -18,549,000 -22,335,000  -41,182,000 -24,087,000 -45,699,000       -14,891,000 -9,545,000 -15,320,000                
          storage and transportation and other
        -18,461,000 -12,917,000 -11,371,000 -4,252,000 -5,858,000 -8,476,000 -13,615,000 -11,167,000 -13,133,000 -8,713,000 -8,373,000 -3,643,000 -10,882,000 -19,859,000 -23,208,000 -20,880,000 -43,836,000 -65,454,000  -22,723,000 -20,219,000 -8,299,000                             
          cost of removal
        -5,693,000 -10,789,000 -13,119,000 -12,473,000 -9,663,000 -10,775,000 -18,833,000 -12,116,000 -8,459,000 -8,977,000 -11,836,000 -11,962,000 -9,428,000 -7,329,000 -11,412,000 -10,851,000 -7,916,000 -9,114,000 -12,394,000 -13,933,000 -9,224,000 -14,765,000 2,284,000 -6,856,000 -9,551,000 -7,936,000 -9,591,000 -20,340,000 -12,752,000 -2,634,000 -5,622,000 -7,776,000 -6,863,000 -13,047,000 -1,276,000 -1,208,000    -1,889,000 -1,377,000 -777,000  -2,306,000 -1,110,000 -837,000  -2,083,000   
          distribution from equity investees in excess of equity in earnings
          -13,000 307,000 219,000 99,000 -956,000 918,000 1,454,000 830,000 258,000 662,000 1,013,000 361,000 1,646,000 212,000 234,000 244,000  -138,000 -542,000 1,413,000  279,000 489,000 643,000 1,200,000 522,000 793,000 470,000 -194,000 880,000                   
          proceeds from sale of assets
          248,000 2,911,000 1,536,000 132,500,000                                             
          cash flows from financing activities
        -243,621,000 154,752,000   -207,957,000 29,177,000 90,454,000 150,662,000 -168,644,000 69,289,000   -291,205,000 235,925,000 41,524,000        146,539,000 153,053,000 44,951,000 551,361,000   102,940,000 60,940,000     92,872,000 23,130,000  5,296,000    176,487,000    6,377,000     
          proceeds from long-term debt
          200,000,000 100,000,000 75,000,000 125,000,000 50,000,000 50,000,000 175,000,000 50,000,000 210,000,000 100,000,000     610,000,000       100,000,000       35,800,000     85,000,000 12,000,000 
          payments of long-term debt
        -6,591,000 -6,081,000 -16,600,000 -77,306,000 -5,340,000 -107,676,000 -35,511,000 -6,765,000 -76,602,000 -6,188,000 -56,236,000 -5,164,000 -5,752,000 -4,782,000 -54,120,000 -4,191,000 -8,222,000 -1,810,000 -7,544,000 538,000 -5,798,000 -5,203,000 -8,339,000 -2,183,000 -5,911,000 -3,853,000 -128,371,000 -3,656,000 -1,690,000 -1,723,000 -3,622,000 -13,947,000 -1,975,000 -2,449,000 -1,384,000 -937,000 -1,175,000 -775,000  -742,000 -1,021,000 -21,462,000  -639,000 -950,000 -25,556,000  -508,000 -823,000 -464,000 
          payments of short-term debt
                   -42,425,000                                       
          proceeds from sale leaseback transactions - solar
        26,024,000 23,240,000 150,900,000 74,546,000 13,158,000 12,567,000 40,300,000 24,394,000 4,171,000 101,811,000 28,658,000 33,150,000 20,771,000                                   
          proceeds from sale leaseback transactions - natural gas meters
        15,016,000 11,714,000 8,814,000 8,441,000                                     
          payments of common stock dividends
        -47,856,000 -47,719,000 -45,169,000 -45,136,000 -45,009,000 -44,752,000 -41,617,000 -41,290,000 -41,175,000 -40,981,000 -37,982,000 -37,791,000 -40,692,000 -34,508,000 -32,013,000 -31,966,000 -31,884,000 -31,841,000 -26,583,000 -29,483,000 -28,992,000 -31,902,000 -31,095,000 -29,888,000 -29,847,000 -26,974,000 -23,875,000 -23,852,000 -23,607,000 -18,993,000 -17,742,000 -17,658,000 -16,706,000 -593,000 -33,320,000 -10,633,000 -10,549,000 -10,056,000  -10,096,000 -9,919,000 -9,366,000  -9,333,000 -9,471,000 -9,016,000  -8,952,000 -8,902,000 -8,442,000 
          proceeds from waiver discount issuance of common stock
          19,910,000 12,444,000 11,448,000 17,919,000 17,919,000 24,888,000 17,919,000             18,987,000 22,690,000                      
          proceeds from issuance of common stock - drp
        3,815,000 3,778,000 3,675,000 3,637,000 3,813,000 3,793,000 3,535,000 3,619,000 3,741,000 3,781,000 3,574,000 3,809,000 3,763,000 3,847,000 3,669,000 3,555,000 3,716,000 3,805,000  3,980,000 3,629,000 3,911,000  5,731,000 5,195,000 3,572,000                         
          tax withholding payments related to net settled stock compensation
        -13,000 -6,882,000 -931,000 -27,000 -29,000 -11,579,000 -697,000 -27,000 -5,000,000 -553,000 -382,000 -3,642,000 -383,000 -57,000 -304,000 -3,433,000 -119,000 -47,000 3,762,000 -5,534,000 153,000 -73,000 -350,000 -3,543,000 -205,000 -101,000 -13,319,000                      
          change in cash, cash equivalents and restricted cash
        122,849,000 1,944,000 -340,000 -82,702,000 82,128,000 951,000 -21,522,000 17,388,000 2,317,000 1,912,000 497,000 -26,536,000 24,688,000 1,416,000 -26,541,000 12,793,000 12,647,000 -3,490,000 33,000 -52,965,000 34,186,000 -94,634,000 74,178,000 16,855,000 10,205,000 14,122,000                         
          cash, cash equivalents and restricted cash at beginning of period
        1,649,000 1,612,000 1,517,000 1,452,000 6,043,000 119,423,000 4,063,000                         
          cash, cash equivalents and restricted cash at end of period
        122,849,000 3,593,000 -340,000 -82,702,000 82,128,000 2,563,000 -21,522,000 17,388,000 2,317,000 3,429,000 497,000 -26,536,000 24,688,000 2,868,000 -26,541,000 12,793,000 12,647,000 2,553,000 33,000 -52,965,000 34,186,000 24,789,000 74,178,000 16,855,000 10,205,000 18,185,000                         
          changes in components of working capital
                                                          
          receivables
        41,655,000 -279,242,000 59,452,000 137,590,000 -9,048,000 -203,094,000 21,591,000 109,986,000 2,056,000 -146,377,000 8,674,000 112,831,000 238,203,000 -247,080,000 45,178,000 45,643,000 9,531,000 -117,010,000 -5,636,000 60,565,000 -28,152,000 -108,143,000 8,084,000 84,513,000 77,090,000 -164,622,000 145,463,000 41,033,000 -192,253,000 -166,229,000 85,607,000 257,364,000 124,522,000 -102,389,000 -142,852,000 -194,958,000   52,445,000 178,332,000 115,987,000 -249,995,000 10,089,000 154,471,000 14,602,000 -267,059,000 29,693,000 176,111,000 -54,468,000 -178,596,000 
          inventories
        130,518,000 22,921,000 -48,089,000 -69,119,000 90,314,000 5,247,000 -73,730,000 -52,522,000 113,218,000 1,948,000 -40,662,000 -77,337,000 167,470,000 17,974,000 -68,129,000 -137,684,000 173,878,000 -48,866,000 -67,896,000 -51,594,000 88,441,000 5,792,000 -45,820,000 -47,918,000 107,539,000 -17,055,000 -65,057,000 131,456,000 -2,561,000 8,385,000 -56,891,000 -78,934,000 -117,614,000 147,815,000 -54,993,000 33,940,000 180,744,000 23,569,000  -169,203,000 44,738,000 -44,572,000 -34,345,000 -56,847,000 99,316,000 11,496,000  -124,874,000 110,449,000 -7,396,000 
          recovery of natural gas costs
        48,438,000 33,468,000 1,342,000 -4,101,000 10,065,000 -375,000 3,940,000 647,000 -4,332,000 479,000 5,679,000 8,719,000 -56,729,000 27,904,000 -2,735,000 -4,693,000 12,970,000 -4,505,000 6,084,000 1,071,000 -9,737,000 -10,542,000                             
          natural gas purchases payable
        -19,281,000 32,495,000 -712,000 -46,354,000 21,146,000 30,998,000 4,144,000 -11,084,000 -11,723,000 24,901,000 4,845,000 -29,601,000 -82,086,000 -76,930,000 32,990,000 59,326,000 -7,212,000 -18,752,000 52,679,000 -13,118,000 9,045,000 24,146,000                             
          deferred revenue, current
        -235,000 -1,232,000  1,306,000 -12,000 650,000  -10,132,000 -8,821,000 57,115,000  1,100,000                                       
          accounts payable and other
        43,442,000 -48,932,000 35,780,000 7,672,000 8,703,000 -45,967,000 17,323,000 14,205,000 31,909,000 -47,797,000 27,690,000 3,942,000 11,266,000 -35,361,000 35,935,000 18,672,000 -44,492,000 -44,374,000 17,408,000 32,276,000 19,611,000 -39,232,000 33,474,000 14,261,000 -265,000 -27,080,000 22,754,000 7,986,000 -25,527,000 -53,852,000 26,277,000 4,447,000 -1,315,000 -16,368,000 11,298,000 -1,017,000 5,638,000 -3,654,000  531,000 4,414,000 -17,373,000 16,612,000 1,416,000 351,000 -8,401,000 7,658,000 1,574,000 8,386,000 -15,755,000 
          prepaid expenses
        552,000 -9,155,000 4,216,000 3,409,000 702,000 -7,421,000 1,889,000 2,448,000 -556,000 -5,794,000 1,285,000 4,039,000 3,963,000 -10,456,000 813,000 4,329,000 1,403,000 -6,951,000 2,097,000 4,546,000 -3,125,000 -5,045,000 1,061,000 2,089,000 11,880,000 -12,482,000                         
          prepaid and accrued taxes
        24,882,000 35,406,000 -23,057,000 -66,241,000 55,146,000 35,204,000 -10,207,000 -44,015,000 9,810,000 20,895,000 -8,269,000 -26,907,000 12,290,000 39,301,000 -20,286,000 -57,151,000 44,716,000 31,205,000 3,787,000 -66,850,000 49,046,000 10,568,000 -1,385,000 -23,249,000 6,868,000 15,390,000 -38,872,000 28,297,000 -12,418,000 14,108,000 -7,271,000 -38,760,000 -26,841,000 24,907,000 21,993,000 31,043,000 48,248,000 19,154,000 12,906,000 -58,948,000 28,549,000 24,301,000 -5,948,000 -44,829,000 33,382,000 19,530,000  -46,069,000 24,989,000 27,970,000 
          restricted broker margin accounts
        -15,365,000 -2,350,000 -13,720,000 -15,763,000 31,037,000 -2,849,000 19,755,000 14,795,000 -14,178,000 -837,000 23,496,000 66,282,000 13,046,000 -56,460,000 -3,522,000 -101,351,000 54,167,000 -459,000 2,705,000 17,664,000 -31,342,000 38,986,000 -17,997,000 -27,293,000 4,217,000 34,976,000 -333,000 -7,470,000 -21,694,000 46,550,000 -1,713,000 2,284,000 36,956,000 -23,384,000 13,188,000 -881,000 -49,286,000 5,875,000  -44,462,000 64,978,000 -7,076,000 -1,239,000 342,000 25,830,000 15,151,000     
          customers' credit balances and deposits
        -17,301,000 8,948,000  1,035,000 -19,738,000 3,992,000  4,003,000 -20,583,000 551,000  4,746,000 -15,449,000 7,724,000  1,932,000 -18,382,000 6,080,000  1,936,000 -12,185,000 7,014,000  728,000 -10,245,000 2,457,000 7,951,000 -14,789,000 6,093,000 14,345,000 2,680,000 4,081,000 -320,000 -19,682,000 -10,897,000                
          other current assets and liabilities
        -4,311,000 -1,170,000 -3,426,000 -2,183,000 2,366,000 -4,270,000 998,000 -3,807,000                                           
          total
        232,995,000 -208,844,000 18,283,000 -52,978,000 190,675,000 -187,879,000 -82,577,000 24,540,000 94,594,000 -97,615,000 39,296,000 64,748,000 292,506,000 -335,025,000 19,885,000 -171,862,000 227,485,000 -153,195,000 20,059,000 -16,651,000 81,280,000 -74,434,000 9,301,000 -20,923,000 120,767,000 -117,241,000 91,649,000 162,406,000 -189,528,000 -75,089,000 2,257,000 -12,817,000 22,418,000 43,635,000 -88,145,000 -57,844,000   -42,897,000 -55,474,000 198,722,000 -207,555,000 69,444,000 -72,043,000 177,021,000 -53,874,000 -143,492,000 -71,624,000 182,883,000 -116,321,000 
          supplemental disclosures of cash flows information
                                                          
          cash paid for:
                                                          
          interest
        37,184,000 35,799,000 31,395,000 33,991,000 30,104,000 34,843,000 30,233,000 29,750,000 30,477,000 29,779,000 27,644,000 22,928,000 34,636,000 22,986,000 18,990,000 22,631,000 28,819,000 13,935,000 12,328,000 25,857,000 29,167,000 11,298,000 18,504,000 14,770,000 17,934,000 14,938,000 11,530,000 14,007,000 9,758,000 1,376,000 10,039,000 1,198,000 914,000 9,241,000 966,000 6,434,000 6,355,000 7,599,000 7,591,000 3,254,000 5,007,000 6,334,000 3,853,000 4,482,000 4,239,000 5,511,000 3,387,000 3,224,000 1,966,000 3,776,000 
          income taxes
        13,882,000 147,000 1,229,000 1,933,000 5,858,000 863,000 8,271,000 6,343,000 6,070,000 629,000 1,424,000 891,000 1,937,000 30,000 489,000 2,500,000 1,492,000 -229,000 1,024,000 1,624,000 3,503,000 230,000 6,467,000 -66,000   1,210,000 3,176,000 -191,000 2,228,000 9,665,000 4,134,000 5,428,000 4,106,000 5,000 2,661,000 20,319,000 8,000,000 2,131,000 2,483,000 16,634,000 16,853,000 9,933,000 8,185,000 17,984,000 11,710,000 671,000 21,532,000 14,973,000 2,101,000 
          accrued capital expenditures
        -9,940,000 42,096,000 32,574,000 9,484,000 -402,000 19,309,000 1,413,000 3,609,000 4,180,000 13,333,000 4,859,000 -3,310,000 199,000 24,119,000 -6,159,000 -12,412,000 -3,884,000 57,129,000 27,638,000 14,148,000 18,635,000 4,205,000 -1,380,000 2,884,000 3,066,000 14,864,000 15,534,000 -11,549,000 26,034,000 12,107,000 -4,662,000 12,970,000 -271,000 -4,529,000 -4,934,000                
          see notes to unaudited condensed consolidated financial statements
                                                          
          proceeds from short-term debt
         173,400,000    45,200,000    16,550,000    40,500,000    110,650,000        228,159,000            4,900,000             
          natural gas purchases payable - related parties
         -1,000 -5,000   6,000   -2,000 3,000 -6,000 11,000 -4,000 4,000 -10,000 -2,000 10,000 -12,000 74,000                             
          amortization of acquired wholesale energy contracts
              -62,000 -73,000 149,000 111,000 490,000 498,000 753,000 530,000 545,000 552,000 875,000 589,000 604,000 599,000 2,685,000 716,000 568,000 403,000 3,819,000 134,000 -98,000 14,520,000 3,391,000                      
          non-cash lease expense
                                                          
          taxes related to stock-based compensation
          -3,742,000 3,000 1,805,000 -2,405,000 1,000 1,185,000 -1,142,000 554,000 20,000 2,000 -166,000 -10,000 -4,000                               
          payments of term loan
                            -137,100,000 -212,900,000                         
          (payments of) proceeds from short-term debt
                      53,600,000                                    
          deferred revenue
                      -10,502,000 -8,064,000 1,261,000 51,107,000                                 
          customers’ credit balances and deposits
                                           7,299,000 -37,666,000 -10,029,000             
          notes receivable recognized as non-cash investing activity
                                                          
          see notes to consolidated financial statements
                                                          
          cash flows (used in) from financing activities
                           145,902,000 -153,637,000 -17,604,000     1,432,000    107,279,000                    
          cash flows (used in) from operating activities
             -8,955,000            -37,407,000                  -6,525,000               
          investments in equity investees, net of return of capital
                      1,479,000                                   
          proceeds from term loan
                            350,000,000                         
          proceeds from (payments of) short-term debt
              37,000,000               9,000,000  86,539,000                           
          unrealized (gain) on derivative instruments
                 -5,400,000  -12,970,000 13,971,000 -31,503,000   42,022,000 -82,191,000                 -18,335,000                
          other current assets
                 -2,697,000 3,665,000 -3,066,000 -1,049,000 -1,652,000 -883,000 7,179,000 -359,000 -660,000 -1,054,000 -3,157,000 -310,000 1,948,000 -11,463,000 4,448,000 8,533,000 -862,000 2,366,000 -2,909,000 -1,554,000 -6,158,000 -14,291,000 -16,031,000 2,825,000 3,740,000 15,393,000 -10,604,000 18,000 864,000  -55,000 -6,613,000 -1,168,000 7,140,000 -874,000 871,000 5,171,000  -636,000 2,664,000 -7,330,000 
          impairment of equity method investment
                                                          
          other noncurrent assets
                  -81,546,000 -16,959,000 -3,688,000 4,440,000 -30,785,000 -12,509,000 6,399,000 -1,529,000 -39,715,000 34,576,000 7,048,000 11,806,000 -54,306,000 11,435,000 -2,570,000 1,312,000 3,331,000 7,424,000 31,038,000 13,489,000 -5,251,000 9,697,000 -7,805,000 19,299,000 -14,101,000 2,423,000 22,011,000 1,218,000  -6,513,000 11,555,000 13,954,000 -6,806,000 4,731,000 6,291,000 -2,835,000     
          other noncurrent liabilities
                  59,807,000 -3,124,000 -43,018,000 114,475,000 -20,912,000 45,472,000 -34,582,000 58,418,000 -15,201,000 -28,273,000 30,991,000 9,002,000 10,216,000 -5,031,000 -1,303,000 1,398,000 14,423,000 -6,587,000 5,388,000 16,844,000 9,341,000 8,363,000 3,717,000 5,757,000 2,782,000 833,000 -151,000 -9,703,000 58,033,000 -5,417,000 -7,983,000 -1,346,000 16,052,000 -13,893,000 2,118,000 4,256,000     
          cash settlement of equity forward agreement
                          -2,435,000                               
          purchases of treasury stock
                                     -3,945,000 -1,135,000 -22,378,000   -10,071,000    2,414,000 1,614,000 -10,723,000     -305,000   
          acquisition of assets, net of cash acquired of 5.1 million
                              -155,521,000 -368,126,000                         
          proceeds from equity offering
                                                          
          proceeds from sale leaseback transactions
                                                         
          cash flows used in investing activities
                                            -67,283,000 -12,523,000             
          cash flows used in financing activities
                                                   87,572,000       
          equity in earnings, net of distributions received from equity investees and impairments
                         481,000                                 
          investments in equity investees
                          -208,000 -196,000 -286,000 -626,000 -225,000 -757,000 -509,000 -3,319,000 -3,975,000 -7,202,000 -547,000      -2,998,000               
          cash flows (used in) investing activities
                         -164,054,000               -42,325,000 -41,058,000 -49,156,000                
          cash flows from (used in) financing activities
                         197,971,000                                 
          proceeds from sale leaseback transaction - solar
                         3,300,000 5,549,000 12,124,000                             
          proceeds from sale leaseback transaction
                         17,300,000                                 
          cash paid (received) for:
                                                          
          unrealized gain on derivative instruments
                            29,256,000 -37,491,000 12,183,000 23,712,000 -3,773,000 -41,766,000                         
          gain on sale of available for sale securities
                                  -5,332,000                      
          gain on sale of businesses
                                                          
          impairment loss on investment in equity method investees
                                                          
          noncash lease expense
                                                          
          solar and wind equipment
                                  -29,424,000 -40,605,000 -18,387,000 -55,345,000 -43,974,000 -46,166,000                   
          storage and transportation assets and other
                                                          
          distributions from equity investees in excess of equity in earnings
                                                          
          proceeds from sale of available for sale securities
                                  6,616,000                      
          proceeds from sale of businesses, net of closing costs
                                                          
          proceeds from sale leaseback transaction - natural gas meters
                                                          
          proceeds from issuance of common stock
                                  3,696,000 6,030,000 3,846,000 24,373,000 3,212,000 4,404,000 3,659,000 1,084,000 5,838,000 4,192,000               
          supplemental disclosures
                                                          
          proceeds from issuance of common stock - public equity offering
                               212,900,000                         
          tax benefit from stock-based compensation
                             76,000  -159,000 5,000 798,000 10,000 2,831,000                      
          deferred income tax benefit due to tax legislation
                                  -15,252,000                        
          tax benefit of delivered shares from stock based compensation
                                                          
          proceeds from (payments of)short-term debt
                                                          
          inception gain on natural gas swap contract recognized as non-cash proceeds from sale of business
                                                         
          realized and unrealized gains on investments in equity securities
                                                          
          midstream and other
                               -10,537,000 -5,037,000 -2,687,000                         
          proceeds from sale of investments in equity securities
                                                          
          proceeds from sale-leaseback transaction - solar
                                                          
          proceeds from sale-leaseback transaction
                               4,000,000 7,820,000 7,216,000 7,076,000 7,485,000 5,482,000 4,090,000 4,904,000 3,941,000 
          recovery of gas costs
                               16,169,000 -29,842,000 7,951,000 8,264,000 3,158,000 17,102,000 2,015,000 18,740,000 -12,591,000 5,536,000 -913,000 371,000                
          gas purchases payable
                               -44,671,000 -55,008,000 44,086,000 9,113,000 -24,356,000 43,284,000 65,563,000 -50,895,000 -134,677,000 -1,331,000 29,909,000 58,354,000 96,217,000 -33,469,000 124,439,000  23,773,000 -90,634,000 66,444,000 104,656,000 -123,241,000 -39,504,000 148,207,000 -53,981,000 -49,522,000   
          cash flows (used in) from investing activities
                                                -10,242,000 -25,039,000         
          unrealized (gain) loss on derivative instruments
                                                          
          deferred income tax benefit due to the tax act
                                                          
          cash flows from (used in) investing activities
                                                    -13,052,000 21,496,000     
          cash paid related to acquisition
                                  -10,000,000                      
          (deposits to) withdrawal from restricted cash construction fund
                                  -7,000                        
          proceeds from sale of property, net of closing costs
                                                          
          change in cash and cash equivalents
                                  -3,858,000 190,000 2,512,000 9,583,000 -1,169,000 -6,234,000 -4,136,000 2,738,000 -1,251,000                
          cash and cash equivalents at beginning of period
                                  2,226,000 2,151,000 4,509,000                
          cash and cash equivalents at end of period
                                  -3,858,000 190,000 4,738,000 11,734,000 -1,169,000 -6,234,000 -4,136,000 2,738,000 3,258,000                
          gain on sale of business
                                                          
          allowance for bad debt expense
                                   523,000 471,000 964,000 819,000 480,000 488,000 779,000 562,000                
          distributions received from equity investees, net of equity in earnings
                                   -15,000 -257,000                      
          real estate properties and other
                                   -1,846,000 -1,313,000 -11,000 -543,000 -159,000 -234,000 -144,000 -154,000 -168,000 -1,253,000 -569,000  -1,342,000 -1,636,000 -84,000  -889,000    -1,933,000   
          proceeds from sale of business, net of closing costs
                                                          
          net (payments of) proceeds from short-term debt
                                                          
          withdrawal from restricted cash construction fund
                                    -43,000 -25,000 -12,000 15,000   5,000                
          net proceeds from short-term debt
                                    107,200,000 -46,804,000 126,500,000  8,800,000 -106,300,000 114,600,000 32,547,000      174,100,000    30,300,000     
          adjustments to reconcile net income to cash flows from operating activities:
                                                          
          equity in earnings of equity investees, net of distributions received
                                     2,146,000 1,225,000 -262,000                   
          proceeds from sale of asset
                                      10,000                   
          (payment to) withdrawal from restricted cash construction fund
                                                          
          cash flows (used in) financing activities
                                                          
          tax benefit from stock options exercised
                                     816,000 66,000 254,000 31,000 17,000 62,000 547,000 1,369,000 769,000 2,091,000            
          net payments of short-term debt
                                               65,200,000           
          gas purchases payable - related parties
                                     184,000                     
          supplemental schedule of noncash investing activities
                                                          
          impairment loss on investment
                                                          
          expenditures for
                                                          
          proceeds from sale of available-for-sale securities
                                                          
          net (payments)/proceeds from short-term debt
                                                          
          equity in earnings of affiliates, net of distributions received
                                        -2,885,000 136,000 1,699,000                
          distribution from equity investees
                                        1,459,000 190,000 458,000                
          cash flows (used in) operating activities
                                          -44,967,000                
          unrealized loss on derivative instruments, net of tax
                                           3,080,000               
          allowance for funds used during construction
                                           -373,000               
          equity in earnings from investments, net of distributions
                                           1,512,000               
          cost of removal – asset retirement obligations
                                           -177,000               
          contributions to employee benefit plans
                                           -150,000               
          proceeds from asset sales
                                            1,792,000     1,804,000        
          change in cash and temporary investments
                                           -1,295,000 -1,972,000 5,130,000  -3,961,000 523,000 -16,831,000  -5,396,000 -1,883,000 5,403,000     
          cash and temporary investments at beginning of period
                                           5,140,000 4,991,000             
          cash and temporary investments at end of period
                                           3,845,000 -1,972,000 10,121,000             
          underrecovered gas costs
                                           -18,883,000 42,088,000 -28,758,000 -28,598,000 42,000 49,037,000 18,278,000 -20,207,000 -12,646,000 54,808,000 10,501,000 -14,209,000   15,703,000 
          cash paid for
                                                          
          adjustments to reconcile net income to cash flows
                                                          
          from operating activities
                                                          
          unrealized gain on derivatives
                                            -312,000 120,000             
          amortization of deferred charges
                                              75,000 74,000 77,000 75,000 200,000 451,000 450,000 451,000 1,188,000 213,000   
          gain on asset sale
                                                    -10,096,000     
          contribution to employee benefit plans
                                            -150,000 -150,000             
          working capital
                                            110,700,000 -14,579,000  -55,474,000 198,722,000 -207,555,000 69,444,000 -72,043,000 177,021,000 -53,874,000     
          proceeds from common stock
                                            5,000,000 4,976,000 10,131,000 2,023,000 9,144,000 4,048,000 267,000 1,194,000 2,712,000 5,745,000 5,706,000 3,751,000 4,523,000 3,942,000 
          payments of short-term debt, net of proceeds
                                                          
          equity investments
                                                         16,514,000 
          investment in restricted cash construction fund
                                                          
          other current liabilities
                                              31,350,000 14,516,000 -11,734,000 3,606,000 -7,314,000 10,165,000 -12,635,000 11,530,000  -5,804,000 -8,155,000 3,928,000 
          adjustments to reconcile net income to cash flows from (used in) operating activities
                                                          
          cash flows from (used in) operating activities
                                             12,357,000             
          cost of removal and other
                                             -1,283,000             
          land impairment charge
                                                          
          unrealized (gain) loss on derivatives
                                                          
          gain on asset sales
                                                          
          net proceeds (payments) related to short-term debt
                                                          
          net cash flows from (used in) financing activities
                                                          
          (investment in) withdrawal from restricted cash construction fund
                                                 -12,500,000         
          proceeds from asset sales and available for sale investments
                                                          
          cash and temporary investments at beginning of year
                                                          
          cash and temporary investments at end of year
                                                          
          unrealized loss on derivatives
                                                          
          proceeds from sale of investments available for sale
                                                  1,392,000        
          (investment in)withdrawal from restricted cash construction fund
                                                          
          proceeds from asset sale
                                                    -45,000 30,629,000     
          cash and temporary investments at september 30,
                                                25,008,000  5,043,000     
          cash and temporary investments at march 31,
                                                          
          cash flows used in operating activities
                                                 -168,279,000    -22,470,000     
          cash and temporary investments at december 31,
                                                 8,177,000    10,446,000     
          net cash flows from (used in) operating activities
                                                          
          redemption of preferred stock
                                                          
          net proceeds related to short-term debt
                                                          
          withdrawal from (investment in) restricted cash construction fund
                                                  1,500,000 6,300,000     
          net cash flows (used in) investing activities
                                                          
          net change in cash and temporary investments
                                                      1,653,000 -21,804,000 20,078,000 3,277,000 
          net (payments) related to short-term debt
                                                   96,350,000       
          cash and temporary investments at june 30,
                                                          
          prepaid demand fees
                                                          
          net cash flows from operating activities
                                                       -72,659,000 242,932,000 -80,914,000 
          net cash flows from financing activities
                                                      163,163,000 70,386,000 -204,161,000 109,277,000 
          net cash flows from investing activities
                                                       -19,531,000 -18,693,000 -25,086,000 
          non-current regulatory assets
                                                       -2,542,000   
          other non-current assets
                                                       -602,000   
          other non-current liabilities
                                                       2,866,000   
          net payments/proceeds related to short-term debt
                                                          
          investment in restricted cash-construction fund
                                                         
          cash and temporary investments at september 30
                                                       1,839,000 
          cash and temporary investments at june 30
                                                          
          broker margin accounts
                                                       -12,135,000   
          changes in working capital
                                                          
          net change in short-term debt
                                                        -283,100,000 98,300,000 
          expenditures for utility plant
                                                          
          cash and temporary investments at march 31
                                                          
          overrecovered/(underrecovered) gas costs
                                                          
          investment in construction fund
                                                         -7,800,000 
          cash and temporary investments at december 31
                                                         5,116,000 
          purchased gas
                                                         73,662,000 
          property, plant and equipment
                                                          
          utility plant, at cost
                                                         1,109,034,000 
          real estate properties and other, at cost
                                                         34,353,000 
          accumulated depreciation and amortization
                                                         -280,685,000 
          current assets
                                                          
          cash and temporary investments
                                                         5,116,000 
          customer accounts receivable
                                                         269,589,000 
          unbilled revenues
                                                         40,111,000 
          regulatory assets
                                                         64,539,000 
          gas in storage, at average cost
                                                         195,844,000 
          materials and supplies, at average cost
                                                         2,985,000 
          prepaid state taxes
                                                         450,000 
          derivatives
                                                         62,453,000 
          other
                                                         19,669,000 
          non-current assets
                                                          
          construction fund
                                                         7,800,000