Note 8 - Employee Benefit Plan (Tables)

12 Months Ended

Dec. 31, 2013

Compensation and Retirement Disclosure [Abstract]

Schedule of Defined Benefit Plans Disclosures [Table Text Block]

	December 31,
	2013			2012			2011
Change in benefit obligation
Projected benefit obligation at beginning of year	$	18,054		$	15,808		$	12,971
Service cost		596			468			435
Interest cost		617			738			704
Actuarial (gain) loss		(1,149	)		1,554			2,001
Benefits paid		(933	)		(514	)		(303	)
Projected benefit obligation at end of year	$	17,185		$	18,054		$	15,808
Change in plan assets
Fair value of plan assets at beginning of year	$	14,325		$	13,326		$	8,156
Actual return on plan assets		2,225			963			432
Employer contribution		988			550			5,041
Benefits paid		(933	)		(514	)		(303	)
Fair value of plan assets at end of year	$	16,605		$	14,325		$	13,326
Funded status at the end of the year	$	(580	)	$	(3,729	)	$	(2,482	)
Amounts recognized in the Consolidated Balance Sheet
Deferred tax asset	$	203		$	1,305		$	869
Other liabilities		(580	)		(3,729	)		(2,482	)
Total amounts recognized in the Consolidated Balance Sheet	$	(377	)	$	(2,424	)	$	(1,613	)
Amounts recognized in accumulated other comprehensive (loss), net
Net loss	$	(5,282	)	$	(8,202	)	$	(7,044	)
Prior service cost		779			879			979
Deferred tax asset		1,550			2,538			2,098
Amount recognized	$	(2,953	)	$	(4,785	)	$	(3,967	)

Accrued/Prepaid benefit cost, net
Benefit obligation	$	(17,185	)	$	(18,054	)	$	(15,808	)
Fair value of assets		16,605			14,325			13,326
Unrecognized net actuarial loss		5,282			8,202			7,044
Unrecognized prior service cost		(779	)		(879	)		(979	)
Deferred tax liability		(1,347	)		(1,233	)		(1,229	)
Prepaid benefit cost included in other liabilities	$	2,576		$	2,361		$	2,354
Components of net periodic benefit cost
Service cost	$	596		$	468		$	435
Interest cost		617			738			704
Expected return on plan assets		(984	)		(1,075	)		(810	)
Amortization of prior service cost		(101	)		(101	)		(101	)
Recognized net actuarial loss		532			508			292
Net periodic benefit cost	$	660		$	538		$	520
Other changes in plan assets and benefit obligations recognized in other comprehensive loss
Net (gain) loss	$	(2,921	)	$	1,157		$	2,087
Amortization of prior service cost		101			101			101
Deferred income tax expense (benefit)		987			(440	)		(766	)
Total recognized	$	(1,833	)	$	818		$	1,422
Total recognized in net periodic benefit cost and other comprehensive loss, net of income tax expense (benefit)	$	(2,160	)	$	1,796		$	2,708
Weighted average assumptions at end of the year
Discount rate used for net periodic pension cost		3.75	%		4.50	%		5.50	%
Discount rate used for disclosure		4.50	%		3.75	%		4.50	%
Expected return on plan assets		7.50	%		8.00	%		8.00	%
Rate of compensation increase		3.00	%		3.00	%		3.00	%

Schedule of Allocation of Plan Assets [Table Text Block]

	Fair Value Measurements at December 31, 2013
Asset Category	Total		Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
Cash	$	1,319	$	1,319	$	---	$	---
Equity securities:
U. S. companies		8,091		8,091		---		---
International companies		137		137		---		---
Equities mutual funds (1)		2,490		2,490		---		---
U. S. government agencies and corporations		358		---		358		---
State and political subdivisions		398		---		398		---
Corporate bonds – investment grade (2)		3,812		---		3,812		---
Total pension plan assets	$	16,605	$	12,037	$	4,568	$	---

	Fair Value Measurements at December 31, 2012
Asset Category	Total		Quoted Prices in Active Markets for Identical Assets (Level 1)		Significant Observable Inputs (Level 2)		Significant Unobservable Inputs (Level 3)
Cash	$	462	$	462	$	---	$	---
Equity securities:
U. S. companies		6,470		6,470		---		---
International companies		112		112		---		---
Equities mutual funds (1)		1,411		1,411		---		---
U. S. government agencies and corporations		366		---		366		---
State and political subdivisions		435		---		435		---
Corporate bonds – investment grade (2)		4,956		---		4,956		---
Corporate bonds – below investment grade (3)		113		---		113		---
Total pension plan assets	$	14,325	$	8,455	$	5,870	$	---

Schedule of Expected Benefit Payments [Table Text Block]

2014	$	4,079
2015	$	656
2016	$	1,472
2017	$	1,868
2018	$	965
2019 - 2023	$	3,633