Note 4 - Accounts Receivable (Tables)

3 Months Ended

Jun. 30, 2017

Notes Tables

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

	June 30,			March 31,
	2017			2017
	(unaudited)
Accounts receivable, gross	$	46,253		$	45,856
Allowances		(4,115	)		(4,689	)
Accounts receivable, net	$	42,138		$	41,167