Note 6 - Valuation Accounts (Tables)

12 Months Ended

Dec. 31, 2019

Notes Tables

Summary of Valuation Allowance [Table Text Block]

	Balance Beginning of Year		Net Charged to Costs and Expenses		Net Write- Offs			Balance End of Year
2019
Reserve for accounts receivable	$	987	$	2,065	$	(2,038	)	$	1,014
Reserve for warranty receivables		429		1,661		(1,680	)		410
Reserve for parts inventory		7,050		4,460		(3,849	)		7,661
Reserve for commercial vehicle inventory		4,587		12,489		(7,474	)		9,602
2018
Reserve for accounts receivable	$	616	$	2,183	$	(1,812	)	$	987
Reserve for warranty receivables		210		2,031		(1,812	)		429
Reserve for parts inventory		6,230		2,744		(1,924	)		7,050
Reserve for commercial vehicle inventory		5,953		3,550		(4,916	)		4,587
2017
Reserve for accounts receivable	$	549	$	625	$	(558	)	$	616
Reserve for warranty receivables		114		713		(617	)		210
Reserve for parts inventory		4,885		1,414		(69	)		6,230
Reserve for commercial vehicle inventory		5,102		5,997		(5,146	)		5,953