Equity - Per Share Data (Details) - shares shares in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
Class of Stock [Line Items]
Weighted average common stock outstanding-Basic (in shares)	23,353	23,081	23,329	22,947
Effect of dilutive options (in shares)	0	40	1	46
Weighted average common stock outstanding-Diluted (in shares)	23,353	23,121	23,330	22,993
Non-dilutive options
Class of Stock [Line Items]
Non-dilutive options (in shares)	1,516	698	1,418	612