Income Taxes - Provision for Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Income from continuing operations before income taxes
Domestic	$ 110,535	$ 98,111	$ 145,570
Foreign	55,967	45,588	79,041
Income before income taxes	166,502	143,699	224,611
Current income taxes:
Federal	14,031	14,951	26,624
Foreign	15,242	9,909	21,904
U.S. state and local	2,045	2,158	2,553
Current provision for income taxes	31,318	27,018	51,081
Deferred provision (benefit) for income taxes:
Federal	11,008	4,485	7,498
Foreign	(1,542)	5,287	863
U.S. state and local	809	330	551
Total deferred provision for income taxes	10,275	10,102	8,912
Provision for income taxes	$ 41,593	$ 37,120	$ 59,993

Amount of current federal tax expense (benefit) pertaining to income (loss) from continuing operations.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 235
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.4-08(h)(1)(Note 1))
-URI http://asc.fasb.org/extlink&oid=120395691&loc=d3e23780-122690

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SAB Topic 6.I.7)
-URI http://asc.fasb.org/extlink&oid=122134291&loc=d3e330036-122817

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
-Paragraph 9
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=121826272&loc=d3e32639-109319