XML 31 R17.htm IDEA: XBRL DOCUMENT
v3.20.4

Capital Stock | 12 Months Ended
--- | ---
Dec. 31, 2020
Equity [Abstract] |
Capital Stock | CAPITAL STOCK In October 2015, our Board of Directors authorized us to repurchase an indeterminate number of shares of our common stock of up to an aggregate market value of $300 million; this authorization expired on February 26, 2018. On February 24, 2017, our Board of Directors authorized an additional share repurchase of up to an aggregate market value of $150 million; this authorization became fully utilized in November 2018. On November 6, 2018, our Board of Directors authorized an additional share repurchase of up to an aggregate market value of $250 million during a three-year period from November 6, 2018 to November 6, 2021. In the year ended December 31, 2020, we repurchased 338,521 shares of our common stock for $22.0 million. In the year ended December 31, 2019, we repurchased 443,877 shares of our common stock for $20.0 million. In the year ended December 31, 2018, we repurchased 4,523,934 shares of our common stock for approximately $214.7 million. As of December 31, 2020, we had approximately $143.4 million available to us for share repurchase under the $250 million authorization described above.

X
- References No definition available. + Details
Name: | us-gaap_EquityAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- 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
Name: | us-gaap_StockholdersEquityNoteDisclosureTextBlock
Namespace Prefix: | us-gaap_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration