Debt Schedule of Maturities of Long-term Debt (Details) (Mortgages [Member], USD $) In Thousands, unless otherwise specified	Dec. 31, 2014	Dec. 31, 2013
Mortgages [Member]
Debt Instrument [Line Items]
2015 Amortization	$ 11,772
2016 Amortization	12,387
2017 Amortization	10,070
2018 Amortization	2,880
2019 Amortization	14,163
Total Amortization	51,272
2015 Maturities	44,146
2016 Maturities	0
2017 Maturities	616,760
2018 Maturities	562,210
2019 Maturities	327,674
Total Maturities	1,550,790
2014	55,918
2015	12,387
2016	626,830
2017	565,090
2018	341,837
Total	$ 1,602,062	$ 1,196,419

Long-term Debt, Maturities, Repayments of Principal in Next Twelve Months, Portion Attributable to Amortization

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Long-term Debt, Maturities, Repayments of Principal in Next Twelve Months, Principal Maturities

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Long-term Debt, Maturities, Repayments of Principal in Year Five, Portion Attributable to Amortization

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Long-term Debt, Maturities, Repayments of Principal in Year Four, Portion Attributable to Amortization

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Long-term Debt, Maturities, Repayments of Principal in Year Three, Portion Attributable to Amortization

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Long-term Debt, Maturities, Repayments of Principal in Year Two, Portion Attributable to Amortization

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Amount of long-term debt before deduction of unamortized discount or premium. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt, with initial maturities beyond one year or the normal operating cycle, if longer.

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-Publisher SEC

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Amount of long-term debt, sinking fund requirements, and other securities redeemable at fixed or determinable prices and dates maturing in the next fiscal year following the latest fiscal year.

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Amount of long-term debt, sinking fund requirements, and other securities redeemable at fixed or determinable prices and dates maturing in the fifth fiscal year following the latest fiscal year.

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Amount of long-term debt, sinking fund requirements, and other securities redeemable at fixed or determinable prices and dates maturing in the fourth fiscal year following the latest fiscal year.

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Amount of long-term debt, sinking fund requirements, and other securities redeemable at fixed or determinable prices and dates maturing in the third fiscal year following the latest fiscal year.

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Amount of long-term debt, sinking fund requirements, and other securities redeemable at fixed or determinable prices and dates maturing in the second fiscal year following the latest fiscal year.

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