Income Taxes - Narrative (Details) - USD ($)	12 Months Ended
	Dec. 31, 2019	Sep. 30, 2019	Dec. 31, 2018
Operating Loss Carryforwards [Line Items]
Cash paid for income taxes	$ 9,500,000
Proceeds from income tax refunds	2,700,000
Deferred tax assets, operating loss carryforwards, state and local	10,071,000	$ 10,100,000	$ 12,612,000
Unrecognized tax benefits	0		$ 0
Domestic Tax Authority
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards	46,200,000
State and Local Jurisdiction
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards	$ 19,000,000.0