Annual report pursuant to Section 13 and 15(d)

Disposition of Properties and Properties Held for Sale (Details)

v2.4.0.6
Disposition of Properties and Properties Held for Sale (Details) (USD $)
3 Months Ended 9 Months Ended 12 Months Ended 3 Months Ended 12 Months Ended
Mar. 31, 2011
Jun. 30, 2010
Sep. 30, 2010
Dec. 31, 2010
Dec. 31, 2009
Sep. 30, 2010
Disposal Group [Member]
Dec. 31, 2011
Disposal Group [Member]
Dec. 31, 2010
Disposal Group [Member]
Dec. 31, 2009
Disposal Group [Member]
Disposal Group, Including Discontinued Operation, Revenue             $ 0 $ 388,000 $ 1,090,000
Proceeds from Sale of Property Held-for-sale 700,000 1,400,000              
Impairment charges     111,000 846,000 5,200,000 100,000     5,200,000
Disposal Group, Including Discontinued Operation, Operating Expense             0 486,000 6,304,000
Income (Loss) from Discontinued Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest             $ 0 $ (98,000) $ (5,214,000)