Note 6 - Stock-Based Compensation (Tables)

9 Months Ended

Sep. 30, 2013

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Schedule of Compensation Cost for Share-based Payment Arrangements, Allocation of Share-based Compensation Costs by Plan [Table Text Block]

	Three Months Ended September 30,				Nine Months Ended Sepember 30,
	2013		2012		2013		2012
Stock options	$	-	$	15	$	6	$	46
Restricted stock		289		434		951		1,485
	$	289	$	449	$	957	$	1,531
Income tax effect		113		174		373		594
	$	176	$	275	$	584	$	937