Consolidated Statements of Cash Flows (Unaudited) - USD ($) $ in Thousands	6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014
Cash flows from operating activities:
Net income	$ 4,191	$ 2,771
Adjustments to reconcile net income to net cash provided by operating activities:
Provision for loan and lease losses		1,450
Provision for depreciation and amortization	743	611
Compensation expense associated with stock options	24	27
Compensation expense associated with restricted stock	47
Net (gain) loss on sale of securities available-for-sale	(276)	284
Amortization of investment premiums and accretion of discounts, net	947	810
Amortization of held-to-maturity fair value adjustment	(77)	(77)
(Gain) loss on sale of fixed assets	(4)	4
Write down of fixed assets	237
Write down of other real estate owned		290
(Gain) loss on sale of other real estate owned	(5)	15
Increase in cash surrender value of life insurance	(324)	(288)
Increase in deferred compensation	143	188
(Increase) decrease in deferred loan fees and costs	(246)	99
Decrease in other assets	186	1,541
Decrease in other liabilities	(2,311)	(336)
Net cash provided by operating activities	3,275	7,389
Cash flows from investing activities:
Proceeds from maturities and payments of available-for-sale securities	12,184	9,078
Proceeds from sale of available-for-sale securities	35,912	68,785
Purchases of available-for-sale securities	(23,706)	(46,084)
Proceeds from maturities and payments of held-to-maturity securities	240
Purchases of held-to-maturity securities		(244)
Investment in qualified affordable housing projects	(830)	(693)
Net redemption of Federal Home Loan Bank of San Francisco stock	1,263	509
Loan originations, net of principal repayments	(14,245)	(21,694)
Purchase of loan pools	(27,221)	(5,737)
Purchase of life insurance		(5,000)
Purchase of premises and equipment	(193)	(2,137)
Proceeds from the sale of other real estate owned	2,444	50
Proceeds from settlement of note to former mortgage subsidiary	686	686
Net cash (used) provided by investing activities	(14,152)	(2,481)
Cash flows from financing activities:
Net decrease in demand deposits and savings deposits	(23,043)	(2,929)
Net (decrease) increase in certificates of deposit	(5,953)	11,652
Advances on term debt	130,000
Repayment of term debt	(115,000)
Proceeds from stock options exercised	146	23
Stock issued under employee plans		66
Repurchase of common stock		(4,562)
Cash dividends paid on preferred stock	(100)	(100)
Cash dividends paid on common stock	(799)	(828)
Net cash (used) provided by financing activities	(14,749)	3,322
Net (decrease) increase in cash and cash equivalents	(25,626)	8,230
Cash and cash equivalents at beginning of year	58,422	58,515
Cash and cash equivalents at end of period	32,796	66,745
Cash paid during the period for:
Income taxes	3,426
Interest	2,229	1,932
Supplemental disclosures of non cash investing activities:
Transfer of loans to other real estate owned	3,172	268
Transfer of fixed asset to other real estate owned	170
Changes in unrealized gain on investment securities available-for-sale	(1,070)	5,008
Changes in net deferred tax asset related to changes in unrealized gain on investment securities available-for-sale	441	(2,061)
Changes in accumulated other comprehensive income due to changes in unrealized gain on investment securities available-for-sale	(629)	2,947
Changes in unrealized (loss) on derivatives	(460)	(529)
Changes in net deferred tax asset related to changes in unrealized loss on derivatives	189	218
Changes in accumulated other comprehensive income due to changes in unrealized loss on derivatives	(271)	(311)
Reclassification of expense (earnings) from loss (gains) on derivatives	594	(1,880)
Changes in net deferred tax asset related to reclassification of (loss) earnings from gains on derivatives	(244)	775
Changes in accumulated other comprehensive income due to reclassification of expense (earnings) from loss (gain) on derivatives	350	(1,105)
Accretion of held-to-maturity from other comprehensive income to interest income	(77)	(77)
Changes in deferred tax related to accretion of held-to-maturity investment securities	31	31
Changes in accumulated other comprehensive income due to accretion of held-to-maturity investment securities	(46)	(46)
Supplemental disclosures of non cash financing activities:
Vested restricted stock issued under employee plans	36
Common Stock [Member]
Supplemental disclosures of non cash financing activities:
Dividend payable	400	399
Preferred Stock [Member]
Supplemental disclosures of non cash financing activities:
Dividend payable	$ 50	$ 50