Note 17 - Components of Accumulated Other Comprehensive Income (Tables)

12 Months Ended

Dec. 31, 2015

Disclosure Text Block [Abstract]

Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]

	Net Unrealized Gain (Loss) on Securities			Adjustments Related to Pension Benefits			Accumulated Other Comprehensive Income (Loss)
Balance at December 31, 2012	$	2,047		$	(4,785	)	$	(2,738	)
Unrealized holding loss on available for sale securities net of tax of ($8,665)		(16,091	)		---			(16,091	)
Reclassification adjustment, net of tax of $19		33			---			33
Net pension gain arising during the period, net of tax of $1,022		---			1,898			1,898
Less amortization of prior service cost included in net periodic pension cost, net of tax of ($35)		---			(66	)		(66	)
Balance at December 31, 2013		(14,011	)	$	(2,953	)	$	(16,964	)
Unrealized holding gain on available for sale securities net of tax of $6,693		12,430			---			12,430
Reclassification adjustment, net of tax of ($1)		(1	)		---			(1	)
Net pension loss arising during the period, net of tax of ($574)		---			(1,066	)		(1,066	)
Less amortization of prior service cost included in net periodic pension cost, net of tax of ($39)		---			(71	)		(71	)
Balance at December 31, 2014	$	(1,582	)	$	(4,090	)	$	(5,672	)
Unrealized holding loss on available for sale securities net of tax of ($571)		(1,064	)		---			(1,064	)
Reclassification adjustment, net of tax of ($12)		(21	)		---			(21	)
Net pension loss arising during the period, net of tax of ($597)		---			(1,108	)		(1,108	)
Less amortization of prior service cost included in net periodic pension cost, net of tax of ($38)		---			(72	)		(72	)
Balance at December 31, 2015	$	(2,667	)	$	(5,270	)	$	(7,937	)

Reclassification out of Accumulated Other Comprehensive Income [Table Text Block]

	December 31,
	2015			2014			2013
Component of Accumulated Other Comprehensive Income
Reclassification out of unrealized gains and losses on available-for-sale securities:
Realized securities (gains) losses, net	$	(33	)	$	(2	)	$	52
Income tax expense (benefit)		(12	)		(1	)		19
Realized (gains) losses on available-for-sale securities, net of tax reclassified out of accumulated other comprehensive income	$	(21	)	$	(1	)	$	33
Amortization of defined benefit pension items:
Prior service costs(1)	$	(110	)	$	(110	)	$	(101	)
Income tax expense (benefit)		(38	)		(39	)		(35	)
Amortization of defined benefit pension items net of tax reclassified out of accumulate other comprehensive income	$	(72	)	$	(71	)	$	(66	)