Commitments and Contingencies (Details) (USD $) In Thousands, unless otherwise specified	6 Months Ended
Jun. 30, 2013
Commitments and Contingencies
Initial term of non cancellable operating leases, minimum	1 year
Capital leases
2013 (6 months)	$ 1,110
2014	2,293
2015	2,364
2016	2,543
2017	2,653
Thereafter	356,544
Total minimum lease payments	367,507
Less amount representing interest	(320,267)
Present value of net minimum lease payments	47,240
Non-cancellable operating leases
2013 (6 months)	17,801
2014	35,655
2015	35,810
2016	36,251
2017	36,474
Thereafter	1,188,301
Total minimum lease payments	$ 1,350,292

Represents the initial minimum term of the non cancellable operating leases.

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Amount of minimum lease payments for capital leases.

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Amount of minimum lease payments maturing in the fifth fiscal year following the latest fiscal year for capital leases.

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Amount of minimum lease payments maturing in the forth fiscal year following the latest fiscal year for capital leases.

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Amount of minimum lease payments maturing in the third fiscal year following the latest fiscal year for capital leases.

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Amount of minimum lease payments maturing in the second fiscal year following the latest fiscal year for capital leases.

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Amount of minimum lease payments maturing after the fifth fiscal year following the latest fiscal year for capital leases.

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Amount necessary to reduce net minimum lease payments to present value for capital leases.

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Present value of minimum lease payments for capital leases net of executory costs, including amounts paid by the lessee to the lessor for insurance, maintenance and taxes.

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Amount of minimum lease payments maturing in the remainder of the fiscal year following the latest fiscal year ended for capital leases.

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Amount of required minimum rental payments for leases having an initial or remaining non-cancelable letter-terms in excess of one year.

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Amount of required minimum rental payments maturing in the third fiscal year following the latest fiscal year for operating leases having an initial or remaining non-cancelable letter-terms in excess of one year.

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Amount of required minimum rental payments maturing in the second fiscal year following the latest fiscal year for operating leases having an initial or remaining non-cancelable letter-terms in excess of one year.

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