Note 21 - Derivatives (Tables)

12 Months Ended

Dec. 31, 2014

Derivative Instruments and Hedging Activities Disclosure [Abstract]

Summary Of Notional Amount Effective Dates And Maturity Dates [Table Text Block]

(Dollars in thousands)
Description	Notional Amount		Effective Date	Maturity
Forward starting interest rate swap	$	75,000	August 1, 2014	August 3, 2015
Forward starting interest rate swap	$	75,000	August 3, 2015	August 1, 2016
Forward starting interest rate swap	$	75,000	August 1, 2016	August 1, 2017

Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block]

(Dollars in thousands)		Asset Derivatives				Liability Derivatives
		December 31,				December 31,
Description	Balance Sheet Location	2014		2013		2014		2013
Forward starting interest rate swaps (1)	Other liabilities	$	—	$	—	$	880	$	1,071
Forward starting interest rate swaps (1)	Other liabilities		—		—		1,298		1,134
Forward starting interest rate swaps (1)	Other liabilities		—		—		1,046		685
Total		$	—	$	—	$	3,224	$	2,890

Derivative Instruments, Gain (Loss) [Table Text Block]

(Dollars in thousands)		December 31,
Description	Income Sheet Location	2014		2013
Forward starting interest rate swaps (1)	Interest on Federal Home Loan Bank of San Francisco borrowings	$	283	$	600
Forward starting interest rate swaps (1)	Other noninterest income		1,617		—
Total		$	1,900	$	600

Schedule of Amounts Recognized in Balance Sheet [Table Text Block]

						Gross Amounts Not Offset In The Consolidated Balance Sheets
(Dollars in thousands)	Gross Amounts of Recognized Assets / (Liabilities)			Gross Amounts Offset In The Consolidated Balance Sheets		Net Amounts of Assets / (Liabilities) Presented In The Consolidated Balance Sheets			Collateral Posted		Net Amount
December 31, 2014
Derivative Liabilities
Interest rate swaps	$	(3,224	)	$	—	$	(3,224	)	$	3,533	$	309
December 31, 2013
Derivative Liabilities
Interest rate swaps	$	(2,890	)	$	—	$	(2,890	)	$	5,541	$	2,651