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Note 7 - Securities Sold Under Agreements to Repurchase (Tables)

3 Months Ended

Mar. 31, 2015

Disclosure Text Block [Abstract]

Schedule of Repurchase Agreements [Table Text Block]

		Three Months Ended				Twelve Months Ended
		March 31, 2015				December 31, 2014

Outstanding balance at end of period		$	148,219,000			$	167,569,000
Average interest rate at end of period			0.11	%			0.11	%

Average daily balance during the period		$	143,524,000			$	105,474,000
Average interest rate during the period			0.11	%			0.12	%

Maximum daily balance during the period		$	168,211,000			$	178,042,000