Investment in Rental Contracts, net (Tables)

12 Months Ended

Dec. 31, 2012

Investment in Rental Contracts, net [Abstract]

Investment in rental contracts

	December 31,
	2012			2011
Investment in rental contracts	$	3,163		$	3,023
Less accumulated depreciation		(2,126	)		(2,125	)
Investment in rental contracts, net	$	1,037		$	898