Leases - Supplemental Cash Flow and Balance Sheet Information (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2019 USD ($)
Cash Flow, Lessee [Abstract]
Operating cash flows for operating leases	$ 4,374
Right-Of-Use Asset Obtained In Exchange For Lease Liability [Abstract]
Operating leases	888
2022	$ 2,689
Weighted Average Remaining Lease Term [Abstract]
Operating leases (in years)	3 years 1 month 6 days
Leases, Weighted Average Discount Rate [Abstract]
Operating leases (as a percentage)	3.55%