Income Taxes - Narrative (Details)	12 Months Ended
	Dec. 31, 2019 USD ($)
Operating Loss Carryforwards [Line Items]
Valuation allowance increase (decrease)	$ 26,319,000
Unrecognized tax benefits, income tax penalties and interest accrued	0
Foreign Tax Authority
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards	52,806,000
Domestic Tax Authority
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards	164,937,000
State and Local Jurisdiction
Operating Loss Carryforwards [Line Items]
Operating loss carryforwards	$ 90,594,000