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Condensed Consolidated Statement Of Stockholders' Equity - 9 months ended Sep. 30, 2016 - USD ($) $ in Thousands | Total | Common Stock | Paid-in Capital | Retained Earnings | Accumulated Other Comprehensive Loss | Treasury Stock
--- | --- | --- | --- | --- | --- | ---
Balance - December 31, 2015 at Dec. 31, 2015 | $ 438,575 | $ 270 | $ 166,566 | $ 301,206 | $ 0 | $ (29,467)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Net income | 103,372 |  |  | 103,372 |  |
Issuance of 269,287 shares of common stock pursuant to stock-based awards, net of shares tendered for payment of taxes | (3,231) | 3 | (3,234) |  |  |
Income tax benefit relating to issuance of common stock pursuant to stock-based awards | 3,640 |  | 3,640 |  |  |
Stock-based compensation expense | 11,421 |  | 11,421 |  |  |
Issuance of 4,784 deferred stock units relating to prior year compensation | 264 |  | 264 |  |  |
Other comprehensive loss | (595) |  |  |  | (595) |
Cash dividends ($0.90 per share) | (22,078) |  |  | (22,078) |  |
Dividend equivalents on stock-based awards |  |  | 777 | (777) |  |
Balance - September 30, 2016 at Sep. 30, 2016 | $ 531,368 | $ 273 | $ 179,434 | $ 381,723 | $ (595) | $ (29,467)

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