Operating Leases Operating Leases Other Information (Details) $ in Thousands	9 Months Ended
	Sep. 30, 2020 USD ($)
Leases [Abstract]
Operating cash outflows from operating leases	$ 33,515
Right-of-use assets obtained in exchange for operating lease liabilities	$ 9,183
Weighted average remaining lease term, in years	4 years 9 months 18 days
Weighted average discount rate	4.90%