Accounting Policies (Details 2) (USD $)	3 Months Ended
	Mar. 31, 2015	Mar. 31, 2014
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Interest expense	$ 52,576,000	$ 62,452,000
Discontinued operations	0	2,641,000
Equity in earnings	(9,313,000)	(34,029,000)
Income tax benefit	815,000	3,931,000
Noncontrolling Interest	(2,795,000)	(1,121,000)
Loss reclassified from accumulated OCI	(6,096,000)	(8,631,000)
Reclassification out of accumulated OCI [Member]
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]
Interest expense	8,971,000	9,437,000
Discontinued operations		3,666,000
Equity in earnings	991,000	1,000,000
Total before income tax and noncontrolling interest	9,962,000	14,103,000
Income tax benefit	(3,862,000)	(5,468,000)
Noncontrolling Interest	(4,000)	(4,000)
Loss reclassified from accumulated OCI	$ 6,096,000	$ 8,631,000