Leases - Narrative (Details) - USD ($) $ in Thousands	1 Months Ended	12 Months Ended
	Jun. 29, 2019	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Leases [Abstract]
Reduction of ROU assets	$ (18,000)
Lease liabilities	(22,500)	$ 22,889	$ 0	$ 0
Operating lease cost	(4,300)
Accelerated depreciation of leasehold improvements	$ 5,200