Note 11 - Accrued Expenses

12 Months Ended

Dec. 31, 2021

Notes to Financial Statements

Accounts Payable and Accrued Liabilities Disclosure [Text Block]

11. ACCRUED EXPENSES

Accrued expenses consist of the following:

	December 31,
	2021		2020
Sales commissions	$	2,049	$	2,574
Subcontracting labor		1,622		758
Salaries, bonuses and related benefits		21,342		17,165
Warranty accrual		1,056		1,010
Other		8,384		6,969
	$	34,453	$	28,476

The change in warranty accrual during 2021 primarily related to repair costs incurred and adjustments to pre-existing warranties.  There were no new material warranty charges incurred during 2021.