Note 13 - Accumulated Other Comprehensive Income (Loss) (Tables)

9 Months Ended

Dec. 31, 2016

Notes Tables

Schedule of Accumulated Other Comprehensive Income (Loss) [Table Text Block]

	Nine Months Ended December 31, 2016
	Foreign Currency			Unrealized Gains (Losses) on Securities			Defined Benefit Pension Plans			Accumulated Other Comprehensive Income (Loss)
				(unaudited)
Balance as of March 31, 2016	$	(10,639	)	$	(82	)	$	(9,545	)	$	(20,266	)
Other comprehensive income (loss) before reclassifications		(8,403	)		66			-			(8,337	)
Net (gain) loss reclassified from accumulated other comprehensive income (loss)		-			(31	)		-			(31	)
Net current period other comprehensive income (loss)		(8,403	)		35			-			(8,368	)
Balance as of December 31, 2016	$	(19,042	)	$	(47	)	$	(9,545	)	$	(28,634	)

	Nine Months Ended December 31, 2015
	Foreign Currency			Unrealized Gains (Losses) on Securities			Defined Benefit Pension Plans			Accumulated Other Comprehensive Income (Loss)
				(unaudited)
Balance as of March 31, 2015	$	(13,577	)	$	7		$	(9,518	)	$	(23,088	)
Other comprehensive income (loss) before reclassifications		534			(337	)		-			197
Net (gain) loss reclassified from accumulated other comprehensive income (loss)		-			276			-			276
Net current period other comprehensive income (loss)		534			(61	)		-			473
Balance as of December 31, 2015	$	(13,043	)	$	(54	)	$	(9,518	)	$	(22,615	)

Reclassification out of Accumulated Other Comprehensive Income [Table Text Block]

Accumulated Other Comprehensive Income (Loss) Components	Amount Reclassified from Accumulated Other Comprehensive Income (Loss)											Impacted Line Item on Unaudited Condensed Consolidated Income Statements
	Three Months Ended December 31,					Nine Months Ended December 31,
	2016		2015			2016			2015
	(unaudited)					(unaudited)
Net gain (loss) on investments	$	-	$	(7	)	$	201		$	(7	)	Other income (expense), net
Impairment of marketable securities		-		-			(151	)		(454	)	Other income (expense), net
Subtotal		-		(7	)		50			(461	)	Income before income tax provision
Tax impact		-		3			(19	)		185		Provision for income tax
Total reclassifications for the period	$	-	$	(4	)	$	31		$	(276	)	Net income