Quarterly
Annual
| Unit: USD | 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 | 2019-09-30 | 2019-06-30 | 2019-03-31 | 2018-12-31 | 2018-09-30 | 2018-06-30 | 2018-03-31 | 2017-12-31 | 2017-09-30 | 2017-06-30 | 2017-03-31 | 2016-12-31 | 2016-09-30 | 2016-06-30 | 2016-03-31 | 2015-12-31 | 2015-09-30 | 2015-06-30 | 2015-03-31 | 2014-12-31 | 2014-09-30 | 2014-06-30 | 2014-03-31 | 2013-12-31 | 2013-09-30 | 2013-06-30 | 2013-03-31 | 2012-12-31 | 2012-09-30 | 2012-06-30 | 2012-03-31 | 2011-12-31 | 2011-09-30 | 2011-06-30 | 2011-03-31 | 2010-12-31 | 2010-09-30 | 2010-06-30 | 2010-03-31 | 2009-12-31 | 2009-09-30 | 2009-06-30 | 2009-03-31 | 2008-12-31 | 2008-09-30 | 2008-06-30 | 2008-03-31 | 2007-12-31 | 2007-09-30 | 2007-06-30 | 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 | 2003-09-30 | 2003-06-30 | 2003-03-31 | 2002-12-31 | 2002-09-30 | 2002-06-30 | 2002-03-31 | 2001-12-31 | 2001-09-30 | 2001-06-30 | 2001-03-31 | 2000-12-31 | 2000-09-30 | 2000-06-30 | 2000-03-31 | 1999-12-31 | 1999-09-30 | 1999-06-30 | 1999-03-31 | 1998-12-31 | 1998-09-30 | 1998-06-30 | 1998-03-31 | 1997-12-31 | 1997-09-30 | 1997-06-30 | 1997-03-31 | 1996-12-31 | 1996-09-30 | 1996-06-30 | 1996-03-31 | 1995-12-31 | 1995-09-30 | 1995-06-30 | 1995-03-31 | 1994-12-31 | 1994-09-30 | 1994-06-30 | 1994-03-31 | 1993-12-31 | 1993-09-30 | 1993-06-30 | 1993-03-31 | 1992-12-31 | 1992-09-30 | 1992-06-30 | 1992-03-31 | 1991-12-31 | 1991-09-30 | 1991-06-30 | 1991-03-31 | 1990-12-31 | 1990-09-30 | 1990-06-30 | 1990-03-31 | 1989-12-31 | 1989-09-30 | 1989-06-30 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
revenue | 12,333,000 | 12,505,000 | 12,866,000 | 4,677,000 | 13,575,000 | 12,955,000 | 13,428,000 | 12,323,000 | 12,914,000 | 12,572,000 | 12,604,000 | 10,964,000 | 12,010,000 | 10,479,000 | 8,787,000 | 10,902,000 | 11,831,000 | 12,494,000 | 11,846,000 | 10,732,000 | 9,756,000 | 10,390,000 | 10,965,000 | 10,887,000 | 10,201,000 | 10,125,000 | 10,829,000 | 10,259,000 | 8,852,000 | 9,655,000 | 10,490,000 | 10,301,000 | 9,582,000 | 9,945,000 | 10,397,000 | 10,233,000 | 10,243,000 | 10,717,000 | 10,491,000 | 9,827,000 | 10,085,000 | 10,032,000 | 10,002,000 | 10,374,000 | 9,833,000 | 10,489,000 | 10,025,000 | 11,206,000 | 9,906,000 | 10,784,000 | 10,377,000 | 6,793,000 | 6,209,000 | 6,201,000 | 6,276,000 | 6,436,000 | 6,492,000 | 6,673,000 | 6,305,000 | 6,445,000 | 6,597,000 | 7,181,000 | 7,115,000 | 6,890,000 | 7,076,000 | 7,097,000 | 7,211,000 | 7,118,000 | 7,355,000 | 7,001,000 | 7,293,000 | 7,104,000 | 7,011,000 | 7,001,000 | 7,028,000 | 6,652,000 | 6,372,000 | 6,670,000 | 6,827,000 | 6,616,000 | 6,659,000 | 6,761,000 | 6,840,000 | 6,877,000 | 6,851,000 | 7,005,000 | 6,800,000 | 6,705,000 | 6,802,000 | 6,791,000 | 6,794,000 | 6,567,000 | 6,690,000 | 6,882,000 | 6,956,000 | 6,666,000 | 7,544,000 | 7,600,000 | 7,300,000 | 7,000,000 | 7,400,000 | 7,200,000 | 6,800,000 | 6,400,000 | 7,000,000 | 7,000,000 | 5,100,000 | 5,200,000 | 8,600,000 | 10,000,000 | 10,100,000 | 10,000,000 | 10,800,000 | 10,700,000 | 10,700,000 | 9,800,000 | 10,100,000 | 10,000,000 | 10,100,000 | 9,400,000 | 9,100,000 | 9,400,000 | 9,500,000 | 9,000,000 | 9,700,000 | 9,400,000 | 8,900,000 | 8,100,000 | 8,100,000 | 7,900,000 | 7,200,000 | 6,500,000 | 7,100,000 | 6,500,000 | 5,400,000 | 5,000,000 | 5,500,000 | 4,600,000 | 4,000,000 |
cost of revenue | 6,103,000 | 5,146,000 | 5,127,000 | 4,677,000 | 5,247,000 | 4,769,000 | 5,277,000 | 4,790,000 | 4,802,000 | 4,499,000 | 4,819,000 | 4,017,000 | 4,745,000 | 3,982,000 | 3,837,000 | 4,066,000 | 4,017,000 | 5,115,000 | 4,346,000 | 3,959,000 | 3,650,000 | 4,096,000 | 3,981,000 | 3,965,000 | 3,731,000 | 3,629,000 | 3,936,000 | 3,724,000 | 3,412,000 | 3,880,000 | 4,238,000 | 4,078,000 | 3,687,000 | 3,866,000 | 4,298,000 | 4,121,000 | 3,855,000 | 4,521,000 | 4,142,000 | 3,777,000 | 4,091,000 | 4,083,000 | 3,954,000 | 4,093,000 | 3,812,000 | 4,012,000 | 3,954,000 | 4,467,000 | 3,994,000 | 4,266,000 | 4,117,000 | 3,083,000 | 2,924,000 | 2,865,000 | 3,009,000 | 3,113,000 | 3,038,000 | 3,173,000 | 2,970,000 | 2,945,000 | 3,186,000 | 3,244,000 | 3,194,000 | 3,139,000 | 3,203,000 | 3,124,000 | 3,205,000 | 3,181,000 | 3,263,000 | 3,030,000 | 3,216,000 | 3,097,000 | 3,028,000 | 2,987,000 | 3,006,000 | 2,918,000 | 2,869,000 | 2,891,000 | 2,893,000 | 2,766,000 | 2,757,000 | 2,782,000 | 2,807,000 | 2,900,000 | 2,900,000 | 2,926,000 | 2,883,000 | 2,889,000 | 2,990,000 | 2,895,000 | 2,873,000 | 2,804,000 | 2,938,000 | 3,053,000 | 3,083,000 | 2,995,000 | 2,856,000 | 2,900,000 | 3,000,000 | 2,800,000 | 2,900,000 | 2,900,000 | 2,900,000 | 2,700,000 | 3,100,000 | 2,800,000 | 2,100,000 | 2,200,000 | 3,600,000 | 4,700,000 | 4,700,000 | 5,100,000 | 5,200,000 | 5,300,000 | 5,300,000 | 5,000,000 | 5,200,000 | 5,300,000 | 5,300,000 | 4,900,000 | 5,000,000 | 5,000,000 | 4,700,000 | 4,800,000 | 5,000,000 | 4,900,000 | 4,900,000 | 4,500,000 | 4,300,000 | 4,600,000 | 4,200,000 | 3,800,000 | 4,100,000 | 3,800,000 | 3,100,000 | 3,000,000 | 2,900,000 | 2,600,000 | 2,600,000 |
gross profit | 6,230,000 | 7,359,000 | 7,739,000 | 0 | 8,328,000 | 8,186,000 | 8,151,000 | 7,533,000 | 8,112,000 | 8,073,000 | 7,785,000 | 6,947,000 | 7,265,000 | 6,497,000 | 4,950,000 | 6,836,000 | 7,814,000 | 7,379,000 | 7,500,000 | 6,773,000 | 6,106,000 | 6,294,000 | 6,984,000 | 6,922,000 | 6,470,000 | 6,496,000 | 6,893,000 | 6,535,000 | 5,440,000 | 5,775,000 | 6,252,000 | 6,223,000 | 5,895,000 | 6,079,000 | 6,099,000 | 6,112,000 | 6,388,000 | 6,196,000 | 6,349,000 | 6,050,000 | 5,994,000 | 5,949,000 | 6,048,000 | 6,281,000 | 6,021,000 | 6,477,000 | 6,071,000 | 6,739,000 | 5,912,000 | 6,518,000 | 6,260,000 | 3,710,000 | 3,285,000 | 3,336,000 | 3,267,000 | 3,323,000 | 3,454,000 | 3,500,000 | 3,335,000 | 3,500,000 | 3,411,000 | 3,937,000 | 3,921,000 | 3,751,000 | 3,873,000 | 3,973,000 | 4,006,000 | 3,937,000 | 4,092,000 | 3,971,000 | 4,077,000 | 4,007,000 | 3,983,000 | 4,014,000 | 4,022,000 | 3,734,000 | 3,503,000 | 3,779,000 | 3,934,000 | 3,850,000 | 3,902,000 | 3,979,000 | 4,033,000 | 3,977,000 | 3,951,000 | 4,079,000 | 3,917,000 | 3,816,000 | 3,812,000 | 3,896,000 | 3,921,000 | 3,763,000 | 3,752,000 | 3,829,000 | 3,873,000 | 3,671,000 | 4,688,000 | 4,700,000 | 4,300,000 | 4,200,000 | 4,500,000 | 4,300,000 | 3,900,000 | 3,700,000 | 3,900,000 | 4,200,000 | 3,000,000 | 3,000,000 | 5,000,000 | 5,300,000 | 5,400,000 | 4,900,000 | 5,600,000 | 5,400,000 | 5,400,000 | 4,800,000 | 4,900,000 | 4,700,000 | 4,800,000 | 4,500,000 | 4,100,000 | 4,400,000 | 4,800,000 | 4,200,000 | 4,700,000 | 4,500,000 | 4,000,000 | 3,600,000 | 3,800,000 | 3,300,000 | 3,000,000 | 2,700,000 | 3,000,000 | 2,700,000 | 2,300,000 | 2,000,000 | 2,600,000 | 2,000,000 | 1,400,000 |
operating expenses | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
research and development | 146,000 | 138,000 | 133,000 | 144,000 | 123,000 | 112,000 | 135,000 | 123,000 | 141,000 | 127,000 | 128,000 | 130,000 | 111,000 | 125,000 | 116,000 | 135,000 | 126,000 | 130,000 | 113,000 | 115,000 | 116,000 | 108,000 | 117,000 | 113,000 | 106,000 | 103,000 | 119,000 | 118,000 | 111,000 | 135,000 | 119,000 | 110,000 | 116,000 | 110,000 | 140,000 | 156,000 | 108,000 | 115,000 | 115,000 | 123,000 | 123,000 | 126,000 | 120,000 | 123,000 | 130,000 | 140,000 | 147,000 | 146,000 | 132,000 | 138,000 | 148,000 | 101,000 | 105,000 | 101,000 | 95,000 | 95,000 | 88,000 | 97,000 | 87,000 | 89,000 | 77,000 | 100,000 | 90,000 | 92,000 | 89,000 | 88,000 | 109,000 | 96,000 | -47,000 | 81,000 | 215,000 | 68,000 | 95,000 | 82,000 | 79,000 | 64,000 | 75,000 | 70,000 | 82,000 | 65,000 | 71,000 | 75,000 | 68,000 | 73,000 | 83,000 | 76,000 | 68,000 | 58,000 | 84,000 | 86,000 | 94,000 | 100,000 | 129,000 | 139,000 | 152,000 | 149,000 | 119,000 | 200,000 | 100,000 | 200,000 | 200,000 | 200,000 | 300,000 | 200,000 | 300,000 | 200,000 | 300,000 | 200,000 | 300,000 | 300,000 | 400,000 | 400,000 | 500,000 | 500,000 | 500,000 | 400,000 | 400,000 | 300,000 | 400,000 | 300,000 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
sales, general and administrative | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
total operating expenses | 2,286,000 | -3,390,000 | -3,314,000 | 3,404,000 | 3,257,000 | 3,045,000 | 3,094,000 | 3,011,000 | 2,983,000 | 2,975,000 | 3,020,000 | 3,059,000 | 2,985,000 | 2,910,000 | 2,973,000 | 2,973,000 | 3,136,000 | 3,008,000 | 3,019,000 | 2,672,000 | 1,838,000 | 1,892,000 | 1,928,000 | 1,951,000 | 1,897,000 | 1,817,000 | 1,859,000 | 1,810,000 | 1,819,000 | 1,836,000 | 1,937,000 | 1,911,000 | 2,089,000 | 2,079,000 | 2,132,000 | 2,235,000 | 2,093,000 | 2,194,000 | 2,287,000 | 2,207,000 | 2,436,000 | 2,285,000 | 2,333,000 | 2,392,000 | 2,451,000 | 2,517,000 | 2,519,000 | 2,624,000 | 3,000,000 | 2,979,000 | 3,027,000 | 1,552,000 | 1,104,000 | 1,079,000 | 1,072,000 | 1,034,000 | 1,078,000 | 1,116,000 | 1,122,000 | 1,041,000 | 1,199,000 | 997,000 | 1,223,000 | 1,210,000 | 1,245,000 | 1,253,000 | 1,288,000 | 1,246,000 | 1,220,000 | 1,235,000 | 1,482,000 | 1,375,000 | 1,807,000 | 1,976,000 | 1,551,000 | 1,182,000 | 1,213,000 | 1,218,000 | 1,306,000 | 1,220,000 | 1,300,000 | 1,283,000 | 1,321,000 | 1,265,000 | 1,307,000 | 1,304,000 | 1,315,000 | 1,295,000 | -855,000 | 1,501,000 | 1,570,000 | 1,538,000 | 1,544,000 | 1,677,000 | 1,745,000 | 1,793,000 | 2,406,000 | 2,500,000 | 2,300,000 | 2,400,000 | 2,500,000 | 2,400,000 | 2,400,000 | 2,300,000 | 2,300,000 | 2,500,000 | 1,900,000 | 1,900,000 | 2,100,000 | 2,000,000 | 2,300,000 | 2,100,000 | 2,500,000 | 2,400,000 | 2,500,000 | 2,200,000 | 2,400,000 | 2,100,000 | 2,300,000 | 2,100,000 | 2,500,000 | 2,000,000 | 2,200,000 | 1,900,000 | 2,300,000 | 1,700,000 | 1,800,000 | 1,600,000 | 1,500,000 | 1,000,000 | 1,300,000 | 1,100,000 | 1,200,000 | 900,000 | 800,000 | 900,000 | 1,100,000 | 900,000 | 700,000 |
operating income | 3,944,000 | 3,969,000 | 4,425,000 | 2,675,000 | 3,318,000 | 3,396,000 | 3,281,000 | 4,522,000 | 5,129,000 | 5,098,000 | 4,765,000 | 3,887,000 | 4,280,000 | 3,588,000 | 1,977,000 | 3,863,000 | 4,679,000 | 4,371,000 | 4,481,000 | 4,102,000 | 4,269,000 | 4,402,000 | 5,056,000 | 4,971,000 | 4,573,000 | 4,679,000 | 5,034,000 | 4,725,000 | 3,621,000 | 3,939,000 | 4,315,000 | 4,312,000 | 3,806,000 | 4,000,000 | 3,967,000 | 3,877,000 | 4,295,000 | 4,002,000 | 4,062,000 | 3,843,000 | 3,559,000 | 3,665,000 | 3,715,000 | 3,889,000 | 3,569,000 | 3,960,000 | 3,552,000 | 4,115,000 | 2,913,000 | 3,539,000 | 3,233,000 | 2,158,000 | 2,181,000 | 2,257,000 | 2,195,000 | 2,289,000 | 2,376,000 | 2,384,000 | 2,213,000 | 2,459,000 | 2,211,000 | 2,940,000 | 2,698,000 | 2,540,000 | 2,628,000 | 2,720,000 | 2,717,000 | 2,691,000 | 2,872,000 | 2,736,000 | 2,595,000 | 2,632,000 | 2,176,000 | 2,038,000 | 2,471,000 | 2,552,000 | 2,290,000 | 2,561,000 | 2,628,000 | 2,630,000 | 2,602,000 | 2,696,000 | 2,712,000 | 2,712,000 | 2,644,000 | 2,775,000 | 2,602,000 | 2,521,000 | 4,667,000 | 2,395,000 | 2,351,000 | 2,225,000 | 2,208,000 | 2,152,000 | 2,128,000 | 1,878,000 | 2,282,000 | 2,200,000 | 2,000,000 | 1,800,000 | 2,000,000 | 1,900,000 | 1,500,000 | 1,400,000 | 1,600,000 | 1,700,000 | 1,100,000 | 1,100,000 | 2,900,000 | 3,300,000 | 3,100,000 | 2,800,000 | 3,100,000 | 3,000,000 | 2,900,000 | 2,600,000 | 2,500,000 | 2,600,000 | 2,500,000 | 2,400,000 | 1,600,000 | 2,400,000 | 2,600,000 | 2,300,000 | 2,400,000 | 2,800,000 | 2,200,000 | 2,000,000 | 2,300,000 | 2,300,000 | 1,700,000 | 1,600,000 | 1,800,000 | 1,800,000 | 1,500,000 | 1,100,000 | 1,500,000 | 1,100,000 | 700,000 |
net income | 4,286,000 | 3,935,000 | 4,200,000 | 4,214,000 | 4,555,000 | 4,280,000 | 4,103,000 | 3,534,000 | 4,131,000 | 4,206,000 | 3,426,000 | 3,024,000 | 3,412,000 | 2,933,000 | 1,537,000 | 3,140,000 | 4,359,000 | 3,705,000 | 3,525,000 | 3,139,000 | 3,393,000 | 6,762,000 | 4,308,000 | 4,092,000 | -2,522,000 | 3,622,000 | 3,870,000 | 3,536,000 | 2,717,000 | 2,935,000 | 3,259,000 | 3,217,000 | 3,211,000 | 3,047,000 | 2,918,000 | 2,667,000 | 3,000,000 | 2,822,000 | 2,834,000 | 2,722,000 | 3,468,000 | 2,571,000 | 2,632,000 | 2,735,000 | 2,259,000 | 2,721,000 | 2,401,000 | 2,789,000 | 1,858,000 | 2,237,000 | 1,982,000 | 1,336,000 | 1,509,000 | 1,512,000 | 1,467,000 | 1,527,000 | 1,547,000 | 1,615,000 | 1,504,000 | 1,592,000 | 1,577,000 | 1,820,000 | 1,917,000 | 1,891,000 | 1,955,000 | 2,021,000 | 1,985,000 | 1,944,000 | 2,070,000 | 2,003,000 | 2,059,000 | 2,036,000 | 1,902,000 | 1,789,000 | 1,887,000 | 1,969,000 | 1,397,000 | 1,807,000 | 1,841,000 | 5,175,000 | 15,275,000 | 1,861,000 | 1,837,000 | 1,788,000 | 1,785,000 | 1,883,000 | 1,785,000 | 1,712,000 | 1,531,000 | 1,532,000 | 1,481,000 | 1,391,000 | 1,354,000 | 1,410,000 | 1,383,000 | 1,226,000 | 1,468,000 | 1,500,000 | 1,300,000 | 1,200,000 | 1,300,000 | 1,300,000 | 1,100,000 | 1,200,000 | 1,200,000 | 1,200,000 | 900,000 | 1,000,000 | 2,000,000 | 2,200,000 | 2,200,000 | 2,500,000 | 2,300,000 | 2,200,000 | 2,100,000 | 1,800,000 | 1,800,000 | 1,800,000 | 1,800,000 | 1,700,000 | 1,600,000 | 1,800,000 | 1,700,000 | 1,800,000 | 2,000,000 | 1,900,000 | 1,600,000 | 1,400,000 | 1,600,000 | 1,500,000 | 1,200,000 | 1,100,000 | 1,300,000 | 1,300,000 | 900,000 | 800,000 | 900,000 | 800,000 | 500,000 |
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