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Consolidated Statements of Changes in Stockholders' Equity - USD ($) $ in Thousands | Total | As Adjusted [Member] | Common Stock [Member] | Common Stock [Member] As Adjusted [Member] | Additional Paid-In Capital [Member] | Additional Paid-In Capital [Member] As Adjusted [Member] | Accumulated Other Comprehensive Income [Member] | Accumulated Other Comprehensive Income [Member] As Adjusted [Member] | Accumulated Deficit [Member] | Accumulated Deficit [Member] As Adjusted [Member]
--- | --- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Balance at Dec. 31, 2019 | $ 337,412 |  | $ 1,553 |  | $ 352,658 |  | $ 945 |  | $ (17,744) |
Balance, shares at Dec. 31, 2019 |  |  | 155,264,000 |  |  |  |  |  |  |
Restricted stock issued and vesting of restricted stock units, net |  |  | $ 15 |  | (15) |  |  |  |  |
Restricted stock issued and vesting of restricted stock units net, shares |  |  | 1,549,000 |  |  |  |  |  |  |
Shares repurchased | (26,444) |  | $ (70) |  | (26,374) |  |  |  |  |
Shares repurchased, shares |  |  | (7,124,000) |  |  |  |  |  |  |
Exercise of stock options, net | 240 |  |  |  | 240 |  |  |  |  |
Exercise of stock options net, shares |  |  | 107,000 |  |  |  |  |  |  |
Stock-based compensation | 6,159 |  |  |  | 6,159 |  |  |  |  |
Allocation of equity component related to convertible notes, net of issuance costs of $128 and deferred taxes of $1,017 | 3,008 |  |  |  | 3,008 |  |  |  |  |
Other comprehensive income/(loss) | (685) |  |  |  |  |  | (685) |  |  |
Dividends | (10,270) |  |  |  | (10,270) |  |  |  |  |
Net income | (21,888) |  |  |  |  |  |  |  | (21,888) |
Balance at Jun. 30, 2020 | 287,532 |  | $ 1,498 |  | 325,406 |  | 260 |  | (39,632) |
Balance, shares at Jun. 30, 2020 |  |  | 149,796,000 |  |  |  |  |  |  |
Balance at Mar. 31, 2020 | 324,769 |  | $ 1,564 |  | 349,495 |  | 92 |  | (26,382) |
Balance, shares at Mar. 31, 2020 |  |  | 156,424,000 |  |  |  |  |  |  |
Restricted stock issued and vesting of restricted stock units, net |  |  | $ 1 |  | (1) |  |  |  |  |
Restricted stock issued and vesting of restricted stock units net, shares |  |  | 110,000 |  |  |  |  |  |  |
Shares repurchased | (24,949) |  | $ (67) |  | (24,882) |  |  |  |  |
Shares repurchased, shares |  |  | (6,738,000) |  |  |  |  |  |  |
Stock-based compensation | 2,920 |  |  |  | 2,920 |  |  |  |  |
Allocation of equity component related to convertible notes, net of issuance costs of $128 and deferred taxes of $1,017 | 3,008 |  |  |  | 3,008 |  |  |  |  |
Other comprehensive income/(loss) | 168 |  |  |  |  |  | 168 |  |  |
Dividends | (5,134) |  |  |  | (5,134) |  |  |  |  |
Net income | (13,250) |  |  |  |  |  |  |  | (13,250) |
Balance at Jun. 30, 2020 | 287,532 |  | $ 1,498 |  | 325,406 |  | 260 |  | (39,632) |
Balance, shares at Jun. 30, 2020 |  |  | 149,796,000 |  |  |  |  |  |  |
Balance at Dec. 31, 2020 | $ 266,265 | $ 263,199 | $ 1,487 | $ 1,487 | 317,075 | $ 313,393 | 1,102 | $ 1,102 | (53,399) | $ (52,783)
Balance, shares at Dec. 31, 2020 | 148,716,000 |  | 148,716,000 | 148,716,000 |  |  |  |  |  |
Reclassification of equity component related to convertible notes, net deferred taxes of $1,022, upon the implementation of Accounting Standards Update 2020-06 (Note 11) | $ (3,066) |  |  |  | (3,682) |  |  |  | 616 |
Restricted stock issued and vesting of restricted stock units, net |  |  | $ 13 |  | (13) |  |  |  |  |
Restricted stock issued and vesting of restricted stock units net, shares |  |  | 1,376,000 |  |  |  |  |  |  |
Shares repurchased | (34,506) |  | $ (51) |  | (34,455) |  |  |  |  |
Shares repurchased, shares |  |  | (5,121,000) |  |  |  |  |  |  |
Exercise of stock options, net | 815 |  | $ 2 |  | 813 |  |  |  |  |
Exercise of stock options net, shares |  |  | 143,000 |  |  |  |  |  |  |
Stock-based compensation | 5,264 |  |  |  | 5,264 |  |  |  |  |
Other comprehensive income/(loss) | 53 |  |  |  |  |  | 53 |  |  |
Dividends | (9,865) |  |  |  |  |  |  |  | (9,865) |
Net income | 32,777 |  |  |  |  |  |  |  | 32,777 |
Balance at Jun. 30, 2021 | $ 257,737 |  | $ 1,451 |  | 285,002 |  | 1,155 |  | (29,871) |
Balance, shares at Jun. 30, 2021 | 145,114,000 |  | 145,114,000 |  |  |  |  |  |  |
Balance at Mar. 31, 2021 | $ 274,184 |  | $ 1,498 |  | 314,274 |  | 985 |  | (42,573) |
Balance, shares at Mar. 31, 2021 |  |  | 149,811,000 |  |  |  |  |  |  |
Restricted stock issued and vesting of restricted stock units, net |  |  | $ (2) |  | 2 |  |  |  |  |
Restricted stock issued and vesting of restricted stock units net, shares |  |  | (134,000) |  |  |  |  |  |  |
Shares repurchased | (31,876) |  | $ (46) |  | (31,830) |  |  |  |  |
Shares repurchased, shares |  |  | (4,631,000) |  |  |  |  |  |  |
Exercise of stock options, net | 436 |  | $ 1 |  | 435 |  |  |  |  |
Exercise of stock options net, shares |  |  | 68,000 |  |  |  |  |  |  |
Stock-based compensation | 2,121 |  |  |  | 2,121 |  |  |  |  |
Other comprehensive income/(loss) | 170 |  |  |  |  |  | 170 |  |  |
Dividends | (4,928) |  |  |  |  |  |  |  | (4,928) |
Net income | 17,630 |  |  |  |  |  |  |  | 17,630 |
Balance at Jun. 30, 2021 | $ 257,737 |  | $ 1,451 |  | $ 285,002 |  | $ 1,155 |  | $ (29,871) |
Balance, shares at Jun. 30, 2021 | 145,114,000 |  | 145,114,000 |  |  |  |  |  |  |

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