Income Taxes - Income from Continuing Operations Before Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Income Tax Disclosure [Abstract]
United States	$ 92,847	$ 103,306	$ 92,710
Foreign (Canada)	193	182	179
Income from continuing operations before income tax expense	$ 93,040	$ 103,488	$ 92,889