Revenue Recognition - Schedule of Significant Changes in Contract Assets and Liabilities (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Contractors [Abstract]
Contract assets	$ 0	$ 987
Change in Contract Asset	$ (987)
Percent Change in Contract Asset	(100.00%)
Contract liabilities	$ (10,208)	(1,585)
Change in Contract Liability	$ (8,623)
Percent Change in Contract Liability	(544.00%)
Net contract assets (liabilities)	$ (10,208)	$ (598)
Change in Net Contract Assets (Liabilities)	$ (9,610)
Percent Change in Net Contract Assets (Liabilities)	(1607.00%)