Note 5 - Benfit Plans (Tables)

3 Months Ended

Mar. 31, 2014

Compensation and Retirement Disclosure [Abstract]

Schedule of Net Funded Status [Table Text Block]

	Three Months
	Ended March 31,
	2014			2013
Service cost	$	82		$	146
Interest cost		101			90
Expected return on plan assets		(107	)		(100	)
Amortization of net loss		14			66
Amortization of prior service cost		(2	)		(2	)
	$	88		$	200