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 outflows from operating leases	$ 6,215	$ 4,576
Non-cash operating activities:
Right-of-use assets obtained in exchange for new operating lease liabilities	$ 201	$ 151,029