Leases - Supplemental Cash Flow Information (Details) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from operating leases	$ 1,574	$ 1,673
Operating cash flows from finance leases	0	1
Financing cash flows from finance leases	10	67
Right-of-use assets obtained in exchange for lease obligations:
Operating leases	704	1,131
Finance leases	$ 0	$ 0