Note 12 - Fair Value Measurements (Tables)

12 Months Ended

Dec. 31, 2020

Notes Tables

Fair Value, Liabilities Measured on Recurring Basis [Table Text Block]

	December 31, 2020
	Level 1		Level 2		Level 3		Total
Liabilities measured on a recurring basis:
Interest rate swap	$	—	$	148	$	—	$	148
Total liabilities at fair value	$	—	$	148	$	—	$	148

	December 31, 2019
	Level 1		Level 2		Level 3		Total
Liabilities measured on a recurring basis:
Interest rate swap	$	—	$	78	$	—	$	78
Total liabilities at fair value	$	—	$	78	$	—	$	78