Leases (Summary of Lease Costs) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Leases [Abstract]
Operating lease costs	$ 26,681	$ 27,186	$ 28,189
Finance lease costs:
Amortization of leased assets	1,098	1,098	2,105
Interest on lease liabilities	1,714	1,894	2,346
Short term lease costs	111	248	206
Variable lease costs	2,315	1,468	854
Total net lease costs	$ 31,919	$ 31,894	$ 33,700