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Consolidated Statements of Changes in Stockholders' Equity - USD ($) $ in Thousands | Total | Common Stock [Member] | Noncontrolling Interest [Member] | Additional Paid-in Capital [Member] | Retained Earnings [Member] | Accumulated Other Comprehensive Income (Loss) [Member] | Treasury Stock [Member]
--- | --- | --- | --- | --- | --- | --- | ---
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |
Common Stock, Shares, Outstanding |  | 85,715,000 |  |  |  |  |
Common Stock, Value, Issued |  | $ 6 |  |  |  |  |
Additional paid-in capital |  |  |  | $ 424,835 |  |  |
Retained earnings |  |  |  |  | $ 1,217,521 |  |
Accumulated other comprehensive loss |  |  |  |  |  | $ (32,628) |
Treasury stock-shares at cost |  |  |  |  |  |  | 46,276,000
Treasury Stock, Value |  |  |  |  |  |  | $ (803,920)
Noncontrolling interest |  |  | $ 8,868 |  |  |  |
Stock Repurchased During Period, Shares |  | (2,958,000) |  |  |  |  | (2,958,000)
Payments for Repurchase of Common Stock | $ (101,768) |  |  |  |  |  | $ (101,768)
Exercise of stock options (in Shares) |  | 273,000 |  |  |  |  |
Exercise of stock options | 6,212 |  |  | 6,212 |  |  |
Issuance of fully vested restricted stock (in Shares) |  | 490,000 |  |  |  |  |
Stock-based compensation | 23,170 |  |  | 23,170 |  |  |
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Parent |  |  |  |  |  | 3,154 |
Dividends, Common Stock, Cash | (48,426) |  |  |  | (48,426) |  |
Unrealized holding gain on marketable securities net of taxes | 88 |  |  |  |  | 88 |
Unrealized Gain (Loss) on Cash Flow Hedging Instruments | (1,054) |  |  |  |  | (1,054) |
Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders | (1,444) |  | (1,444) |  |  |  |
Noncontrolling Interest, Increase from Business Combination | 3,248 |  | 3,248 |  |  |  |
Noncontrolling Interest, Increase from Acquisitions | 1,909 |  | 1,909 |  |  |  |
Net loss attributable to noncontrolling interests |  |  | 411 |  |  |  |
Foreign currency translation adjustment | 2,885 |  | (269) |  |  |  |
Net income |  |  |  |  | 141,311 |  |
Balance at Dec. 31, 2019 | 841,224 |  |  |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |
Common Stock, Shares, Outstanding |  | 83,520,000 |  |  |  |  |
Common Stock, Value, Issued |  | $ 6 |  |  |  |  |
Additional paid-in capital |  |  |  | 454,217 |  |  |
Retained earnings |  |  |  |  | 1,310,406 |  |
Accumulated other comprehensive loss |  |  |  |  |  | (30,440) |
Treasury stock-shares at cost |  |  |  |  |  |  | 49,234,000
Treasury Stock, Value |  |  |  |  |  |  | $ (905,688)
Noncontrolling interest |  |  | 12,723 |  |  |  |
Stock Repurchased During Period, Shares |  | (1,397,000) |  |  |  |  | (1,397,000)
Payments for Repurchase of Common Stock | (46,583) |  |  |  |  |  | $ (46,583)
Exercise of stock options (in Shares) |  | 80,000 |  |  |  |  |
Exercise of stock options | 1,609 |  |  | 1,607 |  |  |
Issuance of fully vested restricted stock (in Shares) |  | 413,000 |  |  |  |  |
Stock-based compensation | 22,639 |  |  | 22,639 |  |  |
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Parent |  |  |  |  |  | 1,668 |
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, before Tax, Portion Attributable to Noncontrolling Interest |  |  | 883 |  |  |  |
Dividends, Common Stock, Cash | (12,459) |  |  |  | (12,459) |  |
Unrealized Gain (Loss) on Cash Flow Hedging Instruments | (392) |  |  |  |  | (392) |
Noncontrolling Interest, Increase from Business Combination | 359 |  | 359 |  |  |  |
Net loss attributable to noncontrolling interests |  |  | 116 |  |  |  |
Foreign currency translation adjustment | 2,551 |  |  |  |  |  |
Net income |  |  |  |  | (18,397) |  |
Balance at Dec. 31, 2020 | $ 790,369 |  |  |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |
Common Stock, Shares, Outstanding | 82,616,000 | 82,616,000 |  |  |  |  |
Common Stock, Value, Issued | $ 8 | $ 8 |  |  |  |  |
Additional paid-in capital | 478,463 |  |  | 478,463 |  |  |
Retained earnings | 1,279,550 |  |  |  | 1,279,550 |  |
Accumulated other comprehensive loss | $ (29,164) |  |  |  |  | (29,164) |
Treasury stock-shares at cost | 50,631,000 |  |  |  |  |  | 50,631,000
Treasury Stock, Value | $ (952,271) |  |  |  |  |  | $ (952,271)
Noncontrolling interest | 13,783 |  | 13,783 |  |  |  |
Business Combination, Acquisition of Less than 100 Percent, Noncontrolling Interest, Fair Value | (298) |  | (298) |  |  |  |
Stock Repurchased During Period, Shares |  | (2,841,000) |  |  |  |  | (2,841,000)
Payments for Repurchase of Common Stock | (123,161) |  |  |  |  |  | $ (123,161)
Exercise of stock options | $ 9,732 |  |  |  |  |  |
Exercise of stock options (in Shares) | 411,000 | 411,000 |  |  |  |  |
Exercise of stock options |  |  |  | 9,732 |  |  |
Issuance of fully vested restricted stock (in Shares) |  | 371,000 |  |  |  |  |
Stock-based compensation | $ 22,278 |  |  | 22,278 |  |  |
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, Net of Tax, Portion Attributable to Parent |  |  |  |  |  | (1,456) |
Other Comprehensive Income (Loss), Foreign Currency Transaction and Translation Adjustment, before Tax, Portion Attributable to Noncontrolling Interest |  |  | 465 |  |  |  |
Dividends, Common Stock, Cash | (49,161) |  |  |  | (49,161) |  |
Unrealized Gain (Loss) on Cash Flow Hedging Instruments | 1,076 |  |  |  |  | 1,076 |
Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders | (3,121) |  | (3,121) |  |  |  |
Net loss attributable to noncontrolling interests |  |  | 1,781 |  |  |  |
Foreign currency translation adjustment | (991) |  |  |  |  |  |
Net income |  |  |  |  | 190,678 |  |
Balance at Dec. 31, 2021 | $ 820,538 |  |  |  |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |  |
Common Stock, Shares, Outstanding | 80,557,000 | 80,557,000 |  |  |  |  |
Common Stock, Value, Issued | $ 8 | $ 8 |  |  |  |  |
Additional paid-in capital | 495,999 |  |  | 495,999 |  |  |
Retained earnings | 1,421,067 |  |  |  | $ 1,421,067 |  |
Accumulated other comprehensive loss | $ (29,544) |  |  |  |  | $ (29,544) |
Treasury stock-shares at cost | 53,472,000 |  |  |  |  |  | 53,472,000
Treasury Stock, Value | $ (1,075,432) |  |  |  |  |  | $ (1,075,432)
Noncontrolling interest | 8,440 |  | 8,440 |  |  |  |
Exercise of stock options |  | $ 0 |  |  |  |  |
Business Combination, Acquisition of Less than 100 Percent, Noncontrolling Interest, Fair Value | $ (18,942) |  | $ (4,468) | $ (14,474) |  |  |

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- Definition Number of common and preferred shares that were previously issued and that were repurchased by the issuing entity and held in treasury on the financial statement date. This stock has no voting rights and receives no dividends. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.29,30) -URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 30 -Section 45 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6405813&loc=d3e23239-112655 + Details
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