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Accrued and Other Liabilities (Details) (USD $)
In Thousands, unless otherwise specified
12 Months Ended
Dec. 31, 2012
Dec. 31, 2011
Dec. 31, 2010
Beginning balance $ 4,049 $ 8,577 $ 4,058
Income attributable to noncontrolling interests 6,012 8,387 10,378
Distributions made (7,673) (12,264) (7,685)
Other 1,236 (651) 1,826
Ending balance $ 3,624 $ 4,049 $ 8,577