Note 16 - Benefit Plans (Tables)

6 Months Ended

Jun. 30, 2015

Compensation and Retirement Disclosure [Abstract]

Schedule of Net Benefit Costs [Table Text Block]

	For the three months ended June 30,						For the six months ended June 30,
	2015			2014			2015			2014
Interest cost	$	204		$	144		$	409		$	412
Expected return on plan assets		(266	)		(170	)		(533	)		(487	)
Amortization of net actuarial loss		224			121			449			376
Net periodic pension expense	$	162		$	95		$	325		$	301

Schedule of Allocation of Plan Assets [Table Text Block]

	June 30,		December 31,
	2015		2014
Cash and cash equivalents	$	1,501	$	902
Mutual funds		909		902
Corporate stocks		1,076		1,085
Exchange traded funds		13,813		14,351
Foreign equities		66		182
Other		3		7
Total Pension Plan assets	$	17,368	$	17,429

Schedule of Defined Benefit Pension Plan Assets Fair Value Measured on Recurring Basis [Table Text Block]

	June 30,		December 31,
	2015		2014
Level 1	$	2,580	$	1,994
Level 2		14,788		15,435
Level 3		-		-
Total Pension Plan assets	$	17,368	$	17,429