Earnings per Share - Basic and Diluted Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Share-based Payment Arrangement [Abstract]
Income from continuing operations	$ 3,049	$ 150
Income from discontinued operations, net of tax	48,472	13,130
Net income	$ 51,521	$ 13,280
Basic weighted average shares outstanding (in shares)	49,947	49,888
Basic - Income from continuing operations (in dollars per share)	$ 0.06	$ 0
Basic - Income from discontinued operations, net of tax (in dollars per share)	0.97	0.27
Basic net income per share (in dollars per share)	$ 1.03	$ 0.27
Effect from dilutive shares and options outstanding (in shares)	134	148
Diluted weighted average shares outstanding (in shares)	50,081	50,036
Diluted - Income from continuing operations (in dollars per share)	$ 0.06	$ 0
Diluted - Income from discontinued operations, net of tax (in dollars per share)	0.97	0.27
Diluted net income per share (in dollars per share)	$ 1.03	$ 0.27