Note 8 - Securities Sold Under Agreements to Repurchase (Tables)

12 Months Ended

Dec. 31, 2017

Notes Tables

Schedule of Short-term Debt [Table Text Block]

December 31, (Dollars in thousands)	201 7			201 6
S ecurities sold under agreements to repurchase
Amount outstanding at y ear-end	$	34,252		$	36,370
Average balance during the year		35,063			107,179
Maximum month-end balance during the year		38,079			140,218
Average interest rate during the year		.22	%		2.74	%
Average interest rate at year-end		.22			.36

Schedule of Repurchase Agreements [Table Text Block]

	Remaining Contractual Maturity of the Agreements
December 31 , 2017 (In thousands)	Overnight/ Continuous		Less Than 30 Days		30-89 Days		90 Days to One Year		Over One Year to Three Years		Total
Mortgage-backed securities – residential	$	32,341	$	1,200	$	-	$	454	$	257	$	34,252
Total	$	32,341	$	1,200	$	-	$	454	$	257	$	34,252

	Remaining Contractual Maturity of the Agreements
December 31 , 2016 (In thousands)	Overnight/ Continuous		Less Than 30 Days		30-89 Days		90 Days to One Year		Over One Year to Three Years		Total
Obligations of U.S. government-sponsored entities	$	5,596	$	301	$	-	$	258	$	1,027	$	7,182
Mortgage-backed securities – residential		28,086		902		-		200		-		29,188
Total	$	33,682	$	1,203	$	-	$	458	$	1,027	$	36,370