Real Estate (Future Minimum Operating Lease Payments) (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2013
Net Lease
Future minimum lease payments receivable under non-cancelable operating leases
2014	$ 132,996
2015	133,272
2016	131,738
2017	125,142
2018	123,464
Operating Properties
Future minimum lease payments receivable under non-cancelable operating leases
2014	53,283
2015	48,851
2016	46,476
2017	44,516
2018	$ 37,979

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Future rental payments receivable within one year of the balance sheet date under an operating lease.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 840

-SubTopic 20

-Section 50

-Paragraph 4

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=6454179&loc=d3e41551-112718

+ Details

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- Definition

Future rental payments receivable within the fifth year from the balance sheet date under an operating lease.

+ References

+ Details

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- Definition

Future rental payments receivable within the fourth year from the balance sheet date under an operating lease.

+ References

+ Details

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- Definition

Future rental payments receivable within the third year from the balance sheet date under an operating lease.

+ References

+ Details

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- Definition

Future rental payments receivable within the second year from the balance sheet date under an operating lease.

+ References

+ Details

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