Note 3 - Comprehensive Income (Tables)

12 Months Ended

Mar. 31, 2018

Notes Tables

Comprehensive Income (Loss) [Table Text Block]

	Fiscal Year Ended March 31,
	2016						2017						2018
	Pre-tax			Net of Tax			Pre-tax			Net of Tax			Pre-tax			Net of Tax
Foreign currency translation adjustment	$	14,330		$	14,330		$	(14,674	)	$	(14,674	)	$	76,711		$	76,711
Foreign currency cash flow hedges adjustment		29			2			205			183			(626	)		(490	)
Pension liability adjustment		11,077			8,209			(10,155	)		(7,527	)		16,063			12,199
Other post-employment obligations		(244	)		(244	)		(777	)		(777	)		-			-
Other comprehensive income (loss)	$	25,192		$	22,297		$	(25,401	)	$	(22,795	)	$	92,148		$	88,420

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

	As of March 31,
	2017			2018
Foreign currency translation adjustment	$	(14,330	)	$	62,381
Foreign currency cash flow hedges adjustment		367			(123	)
Pension liability adjustment		(49,618	)		(37,419	)
Other post-employment obligations		(3,582	)		(3,582	)
Accumulated other comprehensive income (loss)	$	(67,163	)	$	21,257