Variable Interest Entities VIE Carrying Amounts Included in Financial Statements (Details) - USD ($) $ in Thousands	Sep. 30, 2015	Dec. 31, 2014
CDE (NMTC)
Carrying amounts of the VIEs' assets and liabilities
Loans receivable	$ 36,114	$ 36,077
Premises and equipment, net	0	0
Accrued interest receivable	113	116
Other assets	376	616
Total assets	36,603	36,809
Other borrowed funds	4,555	4,555
Accrued interest payable	4	4
Other liabilities	35	185
Total liabilities	4,594	4,744
LIHTC
Carrying amounts of the VIEs' assets and liabilities
Loans receivable	0	0
Premises and equipment, net	12,783	13,106
Accrued interest receivable	0	0
Other assets	312	258
Total assets	13,095	13,364
Other borrowed funds	1,640	1,690
Accrued interest payable	5	5
Other liabilities	0	0
Total liabilities	$ 1,645	$ 1,695