Real Estate (Impairments) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013	Sep. 30, 2012
Real Estate [Abstract]
Continuing operations	$ 0	$ 3,223	$ 1,957	$ 3,258
Discontinued operations	727	5,440	2,046	5,785
Impairment recoveries – discontinued operations	(728)	0	0	0
Impairment Losses and Other Charges	$ (1)	$ 8,663	$ 4,003	$ 9,043