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Capital Stock | 12 Months Ended
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Dec. 31, 2020
Stockholders' Equity Note [Abstract] |
CAPITAL STOCK | CAPITAL S TOCK C APITAL S TOCK At December 31, 2020, our authorized capital stock consists of 400,000,000 shares of common stock, par value $0.01 per share, and 10,000,000 shares of preferred stock, par value of $0.01 per share. T REASURY S TOCK On October 17, 2016, our Board of Directors authorized the repurchase by us of up to an aggregate of $300.0 million of our common stock by various means from time to time through and including December 31, 2021. Pursuant to this authorization, we repurchased an aggregate of 1,088,263 shares of our common stock in 2020 at an average price per share of $32.96, for a total purchase price of $35.9 million. In 2019, we repurchased a total of 407,540 shares of our common stock at an average price per share of $29.70, for a total purchase price of $12.1 million. In 2018, we repurchased a total of 188,300 shares of our common stock at an average price per share of $25.31, for a total purchase price of $4.8 million. Accordingly, at December 31, 2020, we had approximately $76.6 million remaining for the repurchase of our common stock under the October 17, 2016 Board of Directors authorization. In 2020, 2019 and 2018, we issued 582,151 treasury shares, 1,301,777 treasury shares and 339,972 treasury shares, respectively, at an average cost of $3.16 per share, $2.86 per share and $3.12 per share, respectively, for restricted stock units that vested during these years. In 2020, 2019 and 2018, we repurchased 217,325 shares, 543,369 shares and 107,420 shares of our common stock, respectively, at an average cost of $28.63 per share, $28.51 per share and $28.46 per share, respectively, in accordance with the Plan to satisfy employee withholding tax requirements resulting from certain restricted stock units becoming vested. We account for treasury shares using the FIFO cost method. As of December 31, 2020, 65,055,469 shares of our common stock were held in treasury.

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- Definition The entire disclosure for shareholders' equity comprised of portions attributable to the parent entity and noncontrolling interest, including other comprehensive income. Includes, but is not limited to, balances of common stock, preferred stock, additional paid-in capital, other capital and retained earnings, accumulated balance for each classification of other comprehensive income and amount of comprehensive income. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08(e)(1)) -URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -URI http://asc.fasb.org/topic&trid=2208762 + Details
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