Commitments and Contingencies (Details) (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013	Dec. 31, 2013
Financing Receivable, Recorded Investment [Line Items]
Financing receivable allowance for credit losses	$ 2,200,000		$ 2,200,000		$ 2,800,000
Financing receivable acquired during period	2,200,000	27,000,000	2,300,000	27,200,000
Financing receivable significant sales	0	0	0	0
Performing Financing Receivable [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing receivable	12,900,000		12,900,000		24,500,000
Performing Financing Receivable [Member] | Residential, Prime, Financing Receivable [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing receivable	10,900,000		10,900,000		19,800,000
Performing Financing Receivable [Member] | Commercial Real Estate Other Receivable [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing receivable	2,000,000		2,000,000		4,700,000
Nonperforming Financing Receivable [Member]
Financing Receivable, Recorded Investment [Line Items]
Financing receivable	$ 0		$ 0		$ 0