Accumulated Other Comprehensive Loss (Details) - USD ($) $ in Thousands		3 Months Ended		6 Months Ended
		Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Accumulated Other Comprehensive Income (Loss) Calculation [Roll Forward]
Beginning balance				$ (3,811)
Ending balance		$ (11,628)	$ (4,514)	(11,628)	$ (4,514)
Tax Increment Financing Bond [Member]
Accumulated Other Comprehensive Income (Loss) Calculation [Roll Forward]
Beginning balance		0	(252)	0	(445)
Unrealized gains/(losses)		0	1	0	194
Ending balance		0	(251)	0	(251)
Cash Flow Hedges [Member]
Accumulated Other Comprehensive Income (Loss) Calculation [Roll Forward]
Beginning balance		(6,651)	(5,457)	(3,811)	(3,467)
Unrealized gains/(losses)		(5,760)	269	(9,395)	(2,645)
Amortization reclassified out of AOCL	[1]	783	925	1,578	1,849
Ending balance		$ (11,628)	$ (4,263)	$ (11,628)	$ (4,263)

[1] Amounts reclassified out of AOCL into contractual interest expense.