STOCKHOLDERS' EQUITY - Summary of Changes in Shareholders' Equity (Details) - USD ($) $ in Thousands |
3 Months Ended | 9 Months Ended | |||||||
---|---|---|---|---|---|---|---|---|---|
Sep. 30, 2019 |
Jun. 30, 2019 |
Mar. 31, 2019 |
Sep. 30, 2018 |
Jun. 30, 2018 |
Mar. 31, 2018 |
Sep. 30, 2019 |
Sep. 30, 2018 |
Jan. 01, 2018 |
|
Increase (Decrease) in Stockholders' Equity [Roll Forward] | |||||||||
Beginning balance (in shares) | 38,072,659 | 38,072,659 | |||||||
Beginning balance | $ 1,798,100 | $ 1,743,071 | $ 1,720,755 | $ 1,682,940 | $ 1,625,332 | $ 1,576,825 | $ 1,720,755 | $ 1,576,825 | |
Adoption of ASU 2014-09 | $ (583) | ||||||||
Net earnings | 69,809 | 50,828 | 25,412 | 54,135 | 53,838 | 43,874 | $ 146,049 | 151,847 | |
Stock-based compensation expense | $ 5,657 | 4,201 | 5,861 | 4,762 | 3,770 | 5,216 | |||
Issuance of stock | 0 | 0 | 0 | 0 | |||||
Share repurchases | (8,957) | (29,353) | |||||||
Ending balance (in shares) | 38,299,111 | 38,299,111 | |||||||
Ending balance | $ 1,873,566 | $ 1,798,100 | $ 1,743,071 | $ 1,712,484 | $ 1,682,940 | $ 1,625,332 | $ 1,873,566 | $ 1,712,484 | |
Common Stock [Member] | |||||||||
Increase (Decrease) in Stockholders' Equity [Roll Forward] | |||||||||
Beginning balance (in shares) | 38,267,000 | 38,264,000 | 38,073,000 | 40,649,000 | 40,632,000 | 40,331,000 | 38,073,000 | 40,331,000 | |
Beginning balance | $ 383 | $ 383 | $ 381 | $ 406 | $ 406 | $ 403 | $ 381 | $ 403 | |
Issuance of stock (in shares) | 32,000 | 3,000 | 400,000 | 3,000 | 17,000 | 301,000 | |||
Issuance of stock | $ 4 | $ 1 | $ 0 | $ 3 | |||||
Share repurchases (in shares) | (209,000) | (686,000) | |||||||
Share repurchases | $ (2) | $ (7) | |||||||
Ending balance (in shares) | 38,299,000 | 38,267,000 | 38,264,000 | 39,966,000 | 40,649,000 | 40,632,000 | 38,299,000 | 39,966,000 | |
Ending balance | $ 383 | $ 383 | $ 383 | $ 400 | $ 406 | $ 406 | $ 383 | $ 400 | |
Additional Paid-in Capital [Member] | |||||||||
Increase (Decrease) in Stockholders' Equity [Roll Forward] | |||||||||
Beginning balance | 502,884 | 498,683 | 501,781 | 593,561 | 589,791 | 584,578 | 501,781 | 584,578 | |
Stock-based compensation expense | 5,657 | 4,201 | 5,861 | 4,762 | 3,770 | 5,216 | |||
Issuance of stock | (4) | (1) | 0 | (3) | |||||
Share repurchases | (8,955) | (29,346) | |||||||
Ending balance | 508,541 | 502,884 | 498,683 | 568,976 | 593,561 | 589,791 | 508,541 | 568,976 | |
Retained Earnings [Member] | |||||||||
Increase (Decrease) in Stockholders' Equity [Roll Forward] | |||||||||
Beginning balance | 1,294,833 | 1,244,005 | 1,218,593 | 1,088,973 | 1,035,135 | 991,844 | 1,218,593 | 991,844 | |
Adoption of ASU 2014-09 | $ (583) | ||||||||
Net earnings | 69,809 | 50,828 | 25,412 | 54,135 | 53,838 | 43,874 | |||
Ending balance | $ 1,364,642 | $ 1,294,833 | $ 1,244,005 | $ 1,143,108 | $ 1,088,973 | $ 1,035,135 | $ 1,364,642 | $ 1,143,108 |