Leases (Components of Lease Cost) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Lease cost:
Interest expense on lease liabilities	$ 332	$ 413	$ 679
Total lease cost	33,852	35,256	28,043
Cost of sales and merchandising revenues
Lease cost:
Operating lease cost	16,123	19,891	13,016
Amortization of right-of-use assets	120	614	978
Short-term lease cost	2,160	2,465	1,349
Variable lease cost	500	338	458
Operating, administrative and general expenses
Lease cost:
Operating lease cost	13,203	10,132	10,324
Amortization of right-of-use assets	1,045	1,009	1,008
Short-term lease cost	144	0	0
Variable lease cost	$ 225	$ 394	$ 231