Income Taxes - Narrative (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019	Dec. 31, 2019
Tax Credit Carryforward [Line Items]
Income tax benefit	$ 0	$ 125,000	$ 3,695,000	$ 116,000
Income tax receivable	1,764,000		1,764,000		$ 882,000
CARES Act
Tax Credit Carryforward [Line Items]
Income tax receivable	$ 1,800,000		$ 1,800,000