Real Estate (Details) (USD $)	Dec. 31, 2011
Real Estate [Abstract]
Operating Leases, Future Minimum Payments Receivable, Current	$ 1,421,000
Operating Leases, Future Minimum Payments Receivable, in Two Years	1,464,000
Operating Leases, Future Minimum Payments Receivable, in Three Years	1,508,000
Operating Leases, Future Minimum Payments Receivable, in Four Years	1,553,000
Operating Leases, Future Minimum Payments Receivable, in Five Years	1,600,000
Operating Leases, Future Minimum Payments Receivable, Thereafter	$ 331,476,000