Income Taxes - Additional Information (Details) - USD ($)	3 Months Ended			6 Months Ended
	Jun. 30, 2020	Mar. 31, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Income Tax Disclosure [Abstract]
Income tax provision (benefit)	$ (25,764,000)		$ 1,482,000	$ (49,209,000)	$ 2,902,000
Income tax expense before effects of operating loss carryforward		$ (13,900,000)
Tax loss carryback, receivable	(12,100,000)			(12,100,000)
Operating loss carryforwards	36,800,000	$ 37,100,000		36,800,000
Tax carryback receivable under CARES Act	(48,900,000)			(48,900,000)
Valuation allowance	110,500,000			110,500,000
Unrecognized tax benefits	2,400,000			2,400,000
Unrecognized tax benefits that would impact the Company's effective tax rate	2,400,000			2,400,000
Unrecognized tax benefits, income tax penalties accrued	0			0
Unrecognized tax benefits, interest on income taxes accrued	$ 300,000			$ 300,000