4. Allowance for Loan Losses (Details 4) (USD $) In Thousands, unless otherwise specified	Mar. 31, 2014	Dec. 31, 2013
Credit cards	$ 2,406	$ 2,680
Consumer	34,100	30,735
Performing Financing Receivable [Member]
Credit cards	2,399	2,680
Consumer	34,038	30,719
Nonperforming Financing Receivable [Member]
Credit cards	7
Consumer	$ 62	$ 16