Income Taxes (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020	Dec. 31, 2020
Operating Loss Carryforwards [Line Items]
Income tax expense (benefit)	$ 730	$ (152)	$ 2,559	$ 2,809
Effective income tax rate percent	4.63%		4.75%
Income tax expense related to discrete items	$ 67		$ 763
Income tax expense before discrete items	$ 663		$ 1,800
Effective income tax rate excluding discrete items percent	4.21%		3.34%
Unrecognized tax benefits	$ 9,000		$ 9,000		$ 8,300
Additions for tax positions related to current year	$ 228		$ 789
Decrease for tax positions related to current year		$ 1,400		$ 1,200
Minimum
Operating Loss Carryforwards [Line Items]
Effective income tax rate percent			2.50%
Maximum
Operating Loss Carryforwards [Line Items]
Effective income tax rate percent			5.50%