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v3.19.2

Unaudited Condensed Consolidated Statements of Stockholders' Equity - USD ($) $ in Thousands | Total | Common Stock [Member] | Treasury Stock [Member] | Additional Paid-in Capital [Member] | Accumulated Other Comprehensive Gain (Loss) [Member] | Accumulated Deficit [Member]
--- | --- | --- | --- | --- | --- | ---
BALANCE at Dec. 31, 2017 | $ 296,205 | $ 843 | $ (217,355) | $ 621,008 | $ (164) | $ (108,127)
BALANCE, shares at Dec. 31, 2017 |  | 84,280,000 |  |  |  |
BALANCE, shares at Dec. 31, 2017 |  |  | (15,162,000) |  |  |
Net income (loss) | 26,253 |  |  |  |  | 26,253
Foreign currency translation | (82) |  |  |  | (82) |
Unrealized gain (loss) on investments | (110) |  |  |  | (110) |
Share-based compensation expense | 2,699 |  |  | 2,699 |  |
Common stock issued | (2,048) | $ 8 | $ (3,218) | 1,162 |  |
Common stock issued, shares |  | 835,000 | (230,000) |  |  |
BALANCE at Jun. 30, 2018 | 322,917 | $ 851 | $ (220,573) | 624,869 | (356) | (81,874)
BALANCE, shares at Jun. 30, 2018 |  | 85,115,000 |  |  |  |
BALANCE, shares at Jun. 30, 2018 |  |  | (15,392,000) |  |  |
BALANCE at Mar. 31, 2018 | 312,971 | $ 850 | $ (220,336) | 623,378 | (296) | (90,625)
BALANCE, shares at Mar. 31, 2018 |  | 84,988,000 |  |  |  |
BALANCE, shares at Mar. 31, 2018 |  |  | (15,377,000) |  |  |
Net income (loss) | 8,751 |  |  |  |  | 8,751
Foreign currency translation | (168) |  |  |  | (168) |
Unrealized gain (loss) on investments | 108 |  |  |  | 108 |
Share-based compensation expense | 1,198 |  |  | 1,198 |  |
Common stock issued | 57 | $ 1 | $ (237) | 293 |  |
Common stock issued, shares |  | 127,000 | (15,000) |  |  |
BALANCE at Jun. 30, 2018 | 322,917 | $ 851 | $ (220,573) | 624,869 | (356) | (81,874)
BALANCE, shares at Jun. 30, 2018 |  | 85,115,000 |  |  |  |
BALANCE, shares at Jun. 30, 2018 |  |  | (15,392,000) |  |  |
BALANCE at Dec. 31, 2018 | $ 355,203 | $ 852 | $ (220,700) | 628,295 | (298) | (52,946)
BALANCE, shares at Dec. 31, 2018 | 85,173,686 | 85,174,000 |  |  |  |
BALANCE, shares at Dec. 31, 2018 | (15,400,776) |  | (15,401,000) |  |  |
Net income (loss) | $ 24,232 |  |  |  |  | 24,232
Foreign currency translation | (17) |  |  |  | (17) |
Unrealized gain (loss) on investments | 770 |  |  |  | 770 |
Adjustment for change in accounting method | 1,035 |  |  |  |  | 1,035
Share-based compensation expense | 2,406 |  |  | 2,406 |  |
Common stock issued | (2,381) | $ 5 | $ (2,563) | 177 |  |
Common stock issued, shares |  | 494,000 | (157,000) |  |  |
BALANCE at Jun. 30, 2019 | $ 381,248 | $ 857 | $ (223,263) | 630,878 | 455 | (27,679)
BALANCE, shares at Jun. 30, 2019 | 85,668,036 | 85,668,000 |  |  |  |
BALANCE, shares at Jun. 30, 2019 | (15,557,493) |  | (15,558,000) |  |  |
BALANCE at Mar. 31, 2019 | $ 380,322 | $ 857 | $ (223,232) | 629,768 | 49 | (27,120)
BALANCE, shares at Mar. 31, 2019 |  | 85,659,000 |  |  |  |
BALANCE, shares at Mar. 31, 2019 |  |  | (15,556,000) |  |  |
Net income (loss) | (559) |  |  |  |  | (559)
Foreign currency translation | 35 |  |  |  | 35 |
Unrealized gain (loss) on investments | 371 |  |  |  | 371 |
Share-based compensation expense | 1,037 |  |  | 1,037 |  |
Common stock issued | 42 |  | $ (31) | 73 |  |
Common stock issued, shares |  | 9,000 | (2,000) |  |  |
BALANCE at Jun. 30, 2019 | $ 381,248 | $ 857 | $ (223,263) | $ 630,878 | $ 455 | $ (27,679)
BALANCE, shares at Jun. 30, 2019 | 85,668,036 | 85,668,000 |  |  |  |
BALANCE, shares at Jun. 30, 2019 | (15,557,493) |  | (15,558,000) |  |  |

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