Summary of Income Tax Contingencies (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2018 USD ($)
Income Tax Disclosure [Abstract]
Unrecognized Tax Benefits, Balance	$ 0
Additions for Tax Positions of Prior Years	6,350
Reductions for Tax Positions of Prior Years	0
Additions for Tax Positions of Current Year	0
Reductions for Tax Positions of Current Year	0
Settlements with Tax Authorities	0
Lapse of Statute of Limitations	0
Unrecognized Tax Benefits, Balance	6,350
Unrecognized Tax Benefits that, if Recognized, would Impact the Effective Rate	$ 6,350