Financing Receivables (Summary Of Financing Receivables) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended	12 Months Ended
	Mar. 31, 2012	Dec. 31, 2011
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, gross	$ 135,270	$ 144,155
Allowance for loan losses	(4,011)	(4,171)
Participations sold	(851)	(861)
Deferred loan fees, net	23	68
Loans receivable, net	130,431	139,191
Loss reserve	(1,676)	(3,402)
Notes receivable, net	15,292	15,581
Total financing receivables, net	145,723	154,772
Multi-Family Residential [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, gross	11,934	12,028
Commercial [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, gross	121,940	130,724
Other [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable, gross	1,396	1,403
Notes Receivable-Secured [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes receivable, net	13,835	14,776
Notes Receivable-Unsecured [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Notes receivable, net	$ 3,133	$ 4,207