Note 11 Pension Plans (Tables)

6 Months Ended

Sep. 30, 2013

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,
	2013		2012		2013		2012
	(unaudited)				(unaudited)
Service cost	$	27	$	25	$	55	$	49
Interest cost on projected benefit obligation		461		468		919		939
Expected return on plan assets		(410)		(379)		(818)		(758)
Recognized actuarial loss		58		42		116		84
Net periodic pension expense	$	136	$	156	$	272	$	314

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

	September 30, 2013								March 31, 2013
Description	Level 1		Level 2		Level 3			Total	Level 1		Level 2		Level 3			Total
Cash and cash funds	$	963	$	-	$	-	$	963	$	669	$	-	$	-	$	669
Currency contracts		-		32		-		32		-		(15)		-		(15)
Equity		20,248		-		1		20,249		18,411		3		6		18,420
Fixed interest		1,056		4,618		1		5,675		1,479		4,525		2		6,006
Mortgage backed securities		-		14		-		14		-		11		-		11
Swaps		10		14		(1)		23		2		37		(1)		38
Total	$	22,277	$	4,678	$	1	$	26,956	$	20,561	$	4,561	$	7	$	25,129