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v3.19.2

Condensed Consolidated Statements of Stockholders' Equity (Unaudited) - USD ($) shares in Thousands, $ in Thousands | Total | COMMON STOCK | CAPITAL SURPLUS | ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) | RETAINED EARNINGS
--- | --- | --- | --- | --- | ---
Balance at beginning of period (in shares) at Dec. 31, 2017 |  | 124,261 |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |
Net issuances of restricted stock (in shares) |  | 525 |  |  |
Repurchases of common stock (in shares) |  | (2,341) |  |  |
Balance at end of period (in shares) at Jun. 30, 2018 |  | 122,445 |  |  |
Balance at beginning of period at Dec. 31, 2017 |  | $ 124 | $ 1,064,601 | $ 3,507 | $ 37,033
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |
Net issuances of restricted stock |  | 1 | (1) |  |
Repurchases of common stock |  | (3) |  |  | (144,482)
Stock-based compensation expense |  |  | 21,945 |  |
Foreign currency translation adjustments, net of tax | $ (9,916) |  |  | (9,916) |
Net income | 205,482 |  |  |  | 205,482
Cash dividends ($.31 per share, $.28 per share, $.62 per share, and $.56 per share) |  |  |  |  | (68,793)
Balance at end of period at Jun. 30, 2018 |  | $ 122 | 1,086,545 | (6,409) | 29,240
Balance at beginning of period (in shares) at Mar. 31, 2018 |  | 123,563 |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |
Net issuances of restricted stock (in shares) |  | 12 |  |  |
Repurchases of common stock (in shares) |  | (1,130) |  |  |
Balance at end of period (in shares) at Jun. 30, 2018 |  | 122,445 |  |  |
Balance at beginning of period at Mar. 31, 2018 |  | $ 124 | 1,075,156 | 9,015 | 30,502
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |
Net issuances of restricted stock |  | 0 | 0 |  |
Repurchases of common stock |  | (2) |  |  | (75,994)
Stock-based compensation expense |  |  | 11,389 |  |
Foreign currency translation adjustments, net of tax | (15,424) |  |  | (15,424) |
Net income | 109,315 |  |  |  | 109,315
Cash dividends ($.31 per share, $.28 per share, $.62 per share, and $.56 per share) |  |  |  |  | (34,583)
Balance at end of period at Jun. 30, 2018 |  | $ 122 | 1,086,545 | (6,409) | 29,240
Balance at beginning of period (in shares) at Dec. 31, 2018 |  | 119,078 |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |
Net issuances of restricted stock (in shares) |  | 552 |  |  |
Repurchases of common stock (in shares) |  | (2,069) |  |  |
Balance at end of period (in shares) at Jun. 30, 2019 |  | 117,561 |  |  |
Balance at beginning of period at Dec. 31, 2018 | 1,063,198 | $ 119 | 1,079,188 | (16,109) | 0
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |
Net issuances of restricted stock |  | 1 | (1) |  |
Repurchases of common stock |  | (2) |  |  | (127,947)
Stock-based compensation expense |  |  | 22,914 |  |
Foreign currency translation adjustments, net of tax | 249 |  |  | 249 |
Net income | 224,410 |  |  |  | 224,410
Cash dividends ($.31 per share, $.28 per share, $.62 per share, and $.56 per share) |  |  |  |  | (73,595)
Balance at end of period at Jun. 30, 2019 | 1,109,227 | $ 118 | 1,102,101 | (15,860) | 22,868
Balance at beginning of period (in shares) at Mar. 31, 2019 |  | 118,321 |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |
Net issuances of restricted stock (in shares) |  | 271 |  |  |
Repurchases of common stock (in shares) |  | (1,031) |  |  |
Balance at end of period (in shares) at Jun. 30, 2019 |  | 117,561 |  |  |
Balance at beginning of period at Mar. 31, 2019 |  | $ 118 | 1,090,432 | (18,006) | 4,485
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |
Net issuances of restricted stock |  | 1 | (1) |  |
Repurchases of common stock |  | (1) |  |  | (59,632)
Stock-based compensation expense |  |  | 11,670 |  |
Foreign currency translation adjustments, net of tax |  |  |  | 2,146 |
Net income | 114,612 |  |  |  | 114,612
Cash dividends ($.31 per share, $.28 per share, $.62 per share, and $.56 per share) |  |  |  |  | (36,597)
Balance at end of period at Jun. 30, 2019 | $ 1,109,227 | $ 118 | $ 1,102,101 | $ (15,860) | $ 22,868

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