Accounting Policies (Details 1) (USD $)	9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013
Schedule of Changes in Accumulated Other Comprehensive Income [Line Items]
Balance, beginning	$ (76,582,000)	$ (107,814,000)
OCI before reclassifications	11,821,000	21,680,000
Loss reclassified from accumulated OCI	3,453,000	3,590,000
Total other comprehensive income	15,274,000	25,270,000
Balance, ending	(61,308,000)	(82,544,000)
Securities
Schedule of Changes in Accumulated Other Comprehensive Income [Line Items]
Balance, beginning	0	(226,000)
OCI before reclassifications	0	678,000
Loss reclassified from accumulated OCI	0	0
Total other comprehensive income	0	678,000
Balance, ending	0	452,000
Foreign Currency Translation
Schedule of Changes in Accumulated Other Comprehensive Income [Line Items]
Balance, beginning	(116,000)	0
OCI before reclassifications	48,000	(116,000)
Loss reclassified from accumulated OCI	0	0
Total other comprehensive income	48,000	(116,000)
Balance, ending	(68,000)	(116,000)
Interest Rate Contracts
Schedule of Changes in Accumulated Other Comprehensive Income [Line Items]
Balance, beginning	(76,466,000)	(107,588,000)
OCI before reclassifications	11,773,000	21,118,000
Loss reclassified from accumulated OCI	3,453,000	3,590,000
Total other comprehensive income	15,226,000	24,708,000
Balance, ending	$ (61,240,000)	$ (82,880,000)