Note 10 - Deferred Compensation Plan (Tables)

3 Months Ended

Mar. 31, 2016

Notes Tables

Schedule of Deferred Compensation Plan [Table Text Block]

	March 31,		December 31,
	2016		2015
Deferred compensation plan assets reported in:
Other long-term assets	$	15,317	$	13,985
Deferred compensation plan liabilities reported in:
Accrued compensation and related benefits	$	952	$	-
Other long-term liabilities		14,383		14,147
Total	$	15,335	$	14,147