Note 4 - Accounts Receivable (Tables)

6 Months Ended

Sep. 30, 2017

Notes Tables

Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]

	September 30, 2017			March 31, 2017
	(unaudited)
Accounts receivable, gross	$	45,929		$	45,856
Allowances		(4,184	)		(4,689	)
Accounts receivable, net	$	41,745		$	41,167