Rental Income (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012
For the Year Ending December 31,
2013	$ 36,643
2014	35,967
2015	34,245
2016	31,478
2017	30,935
Thereafter	296,439
Total	$ 465,707

Amount of minimum lease payments to be received by the lessor for capital leases.

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Amount of minimum lease payments to be received by the lessor in the next fiscal year following the latest fiscal year for capital leases.

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Amount of minimum lease payments to be received by the lessor after the fifth fiscal year following the latest fiscal year for capital leases.

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Amount of minimum lease payments to be received by the lessor in the second fiscal year following the latest fiscal year for capital leases.

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