Accounting Policies (Details 1) (USD $)	6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013
Schedule of Changes in Accumulated Other Comprehensive Income [Line Items]
Balance, beginning	$ (76,582,000)	$ (107,814,000)
OCI before reclassifications	5,045,000	19,489,000
Loss reclassified from accumulated OCI	3,091,000	1,217,000
Total other comprehensive income	8,136,000	20,706,000
Balance, ending	(68,446,000)	(87,108,000)
Securities
Schedule of Changes in Accumulated Other Comprehensive Income [Line Items]
Balance, beginning	0	(226,000)
OCI before reclassifications	0	210,000
Loss reclassified from accumulated OCI	0	0
Total other comprehensive income	0	210,000
Balance, ending	0	(16,000)
Foreign Currency Translation
Schedule of Changes in Accumulated Other Comprehensive Income [Line Items]
Balance, beginning	(116,000)	0
OCI before reclassifications	150,000	(116,000)
Loss reclassified from accumulated OCI	0	0
Total other comprehensive income	150,000	(116,000)
Balance, ending	34,000	(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	4,895,000	19,395,000
Loss reclassified from accumulated OCI	3,091,000	1,217,000
Total other comprehensive income	7,986,000	20,612,000
Balance, ending	$ (68,480,000)	$ (86,976,000)