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Other Current Assets Schedule (Details) (USD $)
Sep. 30, 2013
Dec. 31, 2012
Assets, Current [Abstract]    
Notes receivable (See Note 3) $ 14,126,000 $ 14,415,000
Prepaid expenses 12,740,000 10,694,000
Land held for sale 0 8,541,000
Other current assets 3,136,000 3,019,000
Total $ 30,002,000 $ 36,669,000