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v3.10.0.1

Consolidated Statements of Shareholders' Equity - USD ($) $ in Thousands | Total | Common Stock [Member] | Retained Earnings [Member] | Accumulated Other Comprehensive Income (Loss) [Member]
--- | --- | --- | --- | ---
Balance at Dec. 31, 2015 | $ 379,687 | $ 101,046 | $ 278,708 | $ (67)
Balance, Shares at Dec. 31, 2015 |  | 23,851,000 |  |
Net income | 38,251 |  | 38,251 |
Share-based compensation | 3,091 | $ 3,091 |  |
Common stock issued under stock plans, net of shares withheld for employee taxes | 37 | $ 37 |  |
Common stock issued under stock Plans, net of shares withheld for employee taxes, Shares |  | 97,000 |  |
Tax shortfall from equity awards | (1,066) | $ (1,066) |  |
Taxes paid related to net share settlement of stock awards | (1,287) | (1,287) |  |
Dividends accrued of $1.00, $1.02, $1.04 per share in 2015, 2016 and 2017 | (24,438) |  | (24,438) |
Other comprehensive (loss) gain | 12 |  |  | 12
Balance at Dec. 31, 2016 | 394,287 | $ 101,821 | 292,521 | (55)
Balance, Shares at Dec. 31, 2016 |  | 23,948,000 |  |
Net income | 7,973 |  |  |
Balance at Mar. 31, 2017 | 396,625 |  |  |
Balance at Dec. 31, 2016 | 394,287 | $ 101,821 | 292,521 | (55)
Balance, Shares at Dec. 31, 2016 |  | 23,948,000 |  |
Net income | 153,920 |  | 153,920 |
Share-based compensation | 3,198 | $ 3,198 |  |
Common stock issued under stock Plans, net of shares withheld for employee taxes, Shares |  | 104,000 |  |
Taxes paid related to net share settlement of stock awards | (2,072) | $ (2,072) |  |
Dividends accrued of $1.00, $1.02, $1.04 per share in 2015, 2016 and 2017 | (25,036) |  | (25,036) |
Other comprehensive (loss) gain | (113) |  |  | (113)
Balance at Dec. 31, 2017 | $ 524,184 | $ 102,947 | 421,405 | (168)
Balance, Shares at Dec. 31, 2017 | 24,052,000 | 24,052,000 |  |
Balance at Mar. 31, 2017 | $ 396,625 |  |  |
Net income | 11,461 |  |  |
Balance at Jun. 30, 2017 | 402,365 |  |  |
Net income | 16,762 |  |  |
Balance at Sep. 30, 2017 | 412,782 |  |  |
Net income | 117,724 |  |  |
Balance at Dec. 31, 2017 | $ 524,184 | $ 102,947 | 421,405 | (168)
Balance, Shares at Dec. 31, 2017 | 24,052,000 | 24,052,000 |  |
Net income | $ 14,466 |  |  |
Balance at Mar. 31, 2018 | 530,284 |  |  |
Balance at Dec. 31, 2017 | $ 524,184 | $ 102,947 | 421,405 | (168)
Balance, Shares at Dec. 31, 2017 | 24,052,000 | 24,052,000 |  |
Net income | $ 79,406 |  | 79,406 |
Share-based compensation | 4,111 | $ 4,111 |  |
Common stock issued under stock Plans, net of shares withheld for employee taxes, Shares |  | 130,000 |  |
Taxes paid related to net share settlement of stock awards | (3,257) | $ (3,257) |  |
Dividends accrued of $1.00, $1.02, $1.04 per share in 2015, 2016 and 2017 | (33,028) |  | (33,028) |
Other comprehensive (loss) gain | 119 |  |  | 119
Balance at Dec. 31, 2018 | $ 571,535 | $ 103,801 | 467,783 | (49)
Balance, Shares at Dec. 31, 2018 | 24,182,000 | 24,182,000 |  |
Balance at Mar. 31, 2018 | $ 530,284 |  |  |
Net income | 15,912 |  |  |
Balance at Jun. 30, 2018 | 537,195 |  |  |
Net income | 24,779 |  |  |
Balance at Sep. 30, 2018 | 554,547 |  |  |
Net income | 24,249 |  |  |
Balance at Dec. 31, 2018 | $ 571,535 | $ 103,801 | $ 467,783 | $ (49)
Balance, Shares at Dec. 31, 2018 | 24,182,000 | 24,182,000 |  |

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