Commitments And Contingencies (Future Minimum Lease Commitments) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2014
Operating Leases
2015	$ 39,184
2016	37,909
2017	35,570
2018	28,547
2019	24,055
Thereafter	580,554
Total minimum lease payments	745,819
Capital Leases
2015	273
2016	273
2017	273
2018	273
2019	273
Thereafter	1,140
Total minimum lease payments	2,505
Less: Imputed interest costs	(711)
Present value of net minimum lease payments	$ 1,794