Note 10 - Fair Value Measurements (Tables)

9 Months Ended

Sep. 30, 2016

Notes Tables

Schedule of Carrying Values and Estimated Fair Values of Debt Instruments [Table Text Block]

	September 30,				December 31,
	2016				2015
	Carrying Amount		Fair Value		Carrying Amount		Fair Value
Long-term debt	$	15,655	$	15,960	$	17,307	$	18,023
Revolving credit facility		7,000		7,000		5,000		5,000
	$	22,655	$	22,960	$	22,307	$	23,023