Note 10 - Accounts Payable and Accrued Expenses (Tables)

6 Months Ended

Sep. 30, 2020

Notes Tables

Schedule of Accounts Payable and Accrued Liabilities [Table Text Block]

	September 30, 2020		March 31, 2020
Accounts payable	$	7,655	$	10,045
Accrued inventories in-transit		316		763
Accrued other miscellaneous expenses		2,383		1,986
Advanced deposits		691		666
Accrued compensation		4,349		5,683
Income taxes payable		967		933
Accrued product warranty		2,109		2,015
Total	$	18,470	$	22,091

Schedule of Product Warranty Liability [Table Text Block]

	Three Months Ended September 30,						Six Months Ended September 30,
	2020			2019			2020			2019
Balance at beginning of period	$	2,168		$	1,606		$	2,015		$	1,545
Change in accruals for warranties during the period		148			71			384			156
Settlements during the period		(207	)		(36	)		(290	)		(60	)
Balance at end of period	$	2,109		$	1,641		$	2,109		$	1,641