Earnings per Share (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Income from continuing operations	$ 10,496	$ 9,902
Income from discontinued operations	2,266	2,157
Net income available to common stockholders	$ 12,762	$ 12,059
Weighted average basic shares outstanding (in shares)	32,771,000	32,586,000
Common stock options and restricted stock (in shares)	333,000	297,000
Weighted average shares outstanding, diluted (in shares)	33,104,000	32,883,000
Common shares
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Antidilutive securities excluded from earnings per share calculation (in shares)	0	18,000