Organization and Summary of Significant Accounting Policies (Details 8) (USD $)	12 Months Ended				12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2013 Interest rate contracts item	Dec. 31, 2012 Interest rate contracts item	Dec. 31, 2013 Interest rate contracts Cash Flow Hedging	Dec. 31, 2012 Interest rate contracts Cash Flow Hedging
Derivative instruments
Number of interest rate swaps held			0	1
Notional amount of outstanding derivative instruments				$ 100,000,000
Net fair value of swap liability					0	1,700,000
Interest expense					(1,900,000)	(6,400,000)
Net loss on debt extinguishment and derivatives termination	$ (15,462,000)	$ (343,000)				$ 10,200,000