Income Taxes - Schedule of Gross State Operating Loss Carryforwards (Details) - State and Local Jurisdiction $ in Thousands	Dec. 31, 2019 USD ($)
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards	$ 273,419
Expiration Year 2031
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards	256,956
Expiration Year 2033
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards	166
Expiration Year 2034
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards	1,915
Expiration Year 2038
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards	4,460
Expiration Year 2039
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards	$ 9,922