Note 10 Pension Plans (Tables)

6 Months Ended

Sep. 30, 2014

Pension and Other Postretirement Benefits Disclosure [Abstract]

Schedule of Net Benefit Costs [Table Text Block]

	Three Months Ended				Six Months Ended
	September 30,				September 30,
	2014		2013		2014		2013
	(unaudited)				(unaudited)
Service cost	$	26	$	27	$	52	$	55
Interest cost on projected benefit obligation		467		461		940		919
Expected return on plan assets		(494)		(411)		(991)		(820)
Recognized actuarial loss		18		57		36		113
Net periodic pension expense	$	17	$	134	$	37	$	267

Defined Benefit Plan, Plan Assets Fair Value [Table Text Block]

	September 30, 2014								March 31, 2014
Description	Level 1		Level 2		Level 3			Total	Level 1		Level 2		Level 3			Total
	(unaudited)								(unaudited)
Cash and cash funds	$	2,483	$	-	$	-	$	2,483	$	1,523	$	-	$	-	$	1,523
Currency contracts		-		(27)		-		(27)		-		(4)		-		(4)
Equity		19,431		529		6		19,966		20,946		439		2		21,387
Fixed interest		744		5,975		1		6,720		749		5,323		1		6,073
Mortgage backed securities		-		16		-		16		-		15		-		15
Swaps and other		-		61		(8)		53		1		18		-		19
Total	$	22,658	$	6,554	$	(1)	$	29,211	$	23,219	$	5,791	$	3	$	29,013