Leases (Components of Lease Expense) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Leases [Abstract]
Operating lease cost	$ 70,722	$ 81,410	$ 64,902
Amortization of leased assets	42,345	24,644	14,196
Interest on lease liabilities	5,521	3,891	2,768
Total finance lease cost	47,866	28,535	16,964
Short-term lease cost	4,788	5,749	6,264
Variable lease cost	6,921	6,592	7,409
Net lease cost	130,297	122,286	95,539
Operating cash flows for operating leases	73,774	81,044	64,786
Operating cash flows for finance leases	5,419	3,933	1,745
Financing cash flows for finance leases	$ 66,398	$ 40,673	$ 20,373
Weighted average remaining lease term, Operating leases	6 years 1 month 6 days	4 years 2 months 12 days	3 years 2 months 12 days
Weighted average remaining lease term, Finance leases	3 years 2 months 12 days	2 years 3 months 18 days	3 years 1 month 6 days
Weighted average discount rate, Operating leases	5.20%	4.40%	3.60%
Weighted average discount rate, Finance leases	5.70%	4.10%	3.20%