Real Estate And Loans Receivable (Summary Of Minimum Rental Payments) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2011
2012	$ 2,233
2013	2,104
2014	1,609
2015	1,610
2016	1,610
Thereafter	36,378
Minimum rental payments, total	45,544
Minimum Rental Payments [Member]
2012	119,454
2013	120,275
2014	118,661
2015	115,880
2016	116,154
Thereafter	811,272
Minimum rental payments, total	$ 1,401,696

The total of future contractually required payments on leases defined as operating.

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For leases having an initial or remaining non-cancelable letter-terms in excess of one year, required rental payments due within one year of the balance sheet date relating to leases defined as operating.

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- Definition

For leases having an initial or remaining non-cancelable letter-terms in excess of one year, required rental payments due within the fifth year of the balance sheet date relating to leases defined as operating.

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- Definition

For leases having an initial or remaining non-cancelable letter-terms in excess of one year, required rental payments due within the fourth year of the balance sheet date relating to leases defined as operating.

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- Definition

For leases having an initial or remaining non-cancelable letter-terms in excess of one year, required rental payments due within the third year of the balance sheet date relating to leases defined as operating.

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- Definition

For leases having an initial or remaining non-cancelable letter-terms in excess of one year, required rental payments due within the second year of the balance sheet date relating to leases defined as operating.

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- Definition

For leases having an initial or remaining non-cancelable letter-terms in excess of one year, required rental payments due after the fifth year from the balance sheet date on leases defined as operating.

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