v3.19.1

CONSOLIDATED STATEMENT OF STOCKHOLDERS' EQUITY - USD ($) $ in Thousands | Total | Common Stock [Member] | Additional Paid-in Capital [Member] | Accumulated Other Comprehensive Loss [Member] | Retained Deficit [Member]
--- | --- | --- | --- | --- | ---
Increase (Decrease) in Stockholders' Equity |  |  |  |  |
Adjustment/Adoption | Accounting Standards Update 2014-09 [Member] | $ (3,255) |  |  |  | $ (3,255)
Balance (in shares) at Dec. 31, 2015 |  | 75,702,700 |  |  |
Balance at Dec. 31, 2015 | 426,525 | $ 76 | $ 580,227 | $ (52) | (153,726)
Increase (Decrease) in Stockholders' Equity |  |  |  |  |
Net change in other comprehensive loss | 52 |  |  | 52 |
Net Income (Loss) | (64,183) |  |  |  | (64,183)
Stock-based compensation | 3,599 |  | 3,599 |  |
Vesting of restricted common stock, net of restricted common stock used to fund employee income tax withholding due upon vesting | (173) |  | (173) |  |
Vesting of restricted common stock, net of restricted common stock used to fund employee income tax withholding due upon vesting (shares) |  | 137,298 |  |  |
Balance (in shares) at Dec. 31, 2016 |  | 75,839,998 |  |  |
Balance at Dec. 31, 2016 | 362,565 | $ 76 | 583,653 | 0 | (221,164)
Increase (Decrease) in Stockholders' Equity |  |  |  |  |
Adjustment/Adoption | 0 |  | 120 |  | (120)
Net Income (Loss) | (22,567) |  |  |  | (22,567)
Issuance of common stock (shares) |  | 50,612,027 |  |  |
Issuance of common stock | 59,130 | $ 51 | 59,079 |  |
Stock-based compensation | 3,622 |  | 3,622 |  |
Vesting of restricted common stock, net of restricted common stock used to fund employee income tax withholding due upon vesting | (781) |  | (782) |  |
Vesting of restricted common stock, net of restricted common stock used to fund employee income tax withholding due upon vesting |  | $ 1 |  |  |
Vesting of restricted common stock, net of restricted common stock used to fund employee income tax withholding due upon vesting (shares) |  | 1,077,292 |  |  |
Exercise of stock options (in shares) |  | 117,213 |  |  |
Exercise of stock option | 121 |  | 121 |  |
Balance (in shares) at Dec. 31, 2017 |  | 127,646,530 |  |  |
Balance at Dec. 31, 2017 | 402,090 | $ 128 | 645,813 |  | (243,851)
Increase (Decrease) in Stockholders' Equity |  |  |  |  |
Net Income (Loss) | 11,783 |  |  |  | 11,783
Stock-based compensation | 4,179 |  | 4,179 |  |
Vesting of restricted common stock, net of restricted common stock used to fund employee income tax withholding due upon vesting | (903) |  | (904) |  |
Vesting of restricted common stock, net of restricted common stock used to fund employee income tax withholding due upon vesting |  | $ 1 |  |  |
Vesting of restricted common stock, net of restricted common stock used to fund employee income tax withholding due upon vesting (shares) |  | 975,061 |  |  |
Exercise of stock options (in shares) |  | 95,004 |  |  |
Exercise of stock option | 114 |  | 114 |  |
Balance (in shares) at Dec. 31, 2018 |  | 128,716,595 |  |  |
Balance at Dec. 31, 2018 | $ 417,263 | $ 129 | $ 649,202 | $ 0 | $ (232,068)

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