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Loans Receivable and Other Lending Investments, net (Securities) (Details) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Dec. 31, 2014
Available-for-Sale Securities
Net Unrealized Gain (Loss)	$ 90		$ 147
Investments, Debt and Equity Securities [Abstract]
Face Value	153,586		177,274
Amortized Cost Basis	165,597		187,524
Estimated Fair Value	169,774		191,366
Net Carrying Value	165,687		187,671
Municipal Bonds
Available-for-Sale Securities
Face Value	1,010		1,020
Amortized Cost Basis	1,010		1,020
Net Unrealized Gain (Loss)	90		147
Estimated Fair Value	1,100		1,167
Net Carrying Value	1,100		1,167
Corporate Debt Securities
Held-to-Maturity Securities
Face Value	152,576		176,254
Amortized Cost Basis	164,587		186,504
Held-to-maturity Securities, Unrecognized Holding Loss	0	$ 0
Estimated Fair Value	168,674		190,199
Net Carrying Value	$ 164,587		$ 186,504

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