Note 8 Pension Plans (Tables)

12 Months Ended

Mar. 31, 2013

Pension and Other Postretirement Benefits Disclosure [Abstract]

Defined Benefit Plan, Net Periodic Benefit Cost [Table Text Block]

	Year Ended March 31,
	2013		2012		2011
Service cost	$	96	$	84	$	71
Interest cost on projected benefit obligation		1,890		2,049		2,065
Expected return on plan assets		(1,517)		(1,713)		(1,546)
Transition obligation		2		2		2
Recognized actuarial loss		165		68		178
Net periodic pension expense	$	636	$	490	$	770

Schedule of Defined Benefit Plans Disclosures [Table Text Block]

	Net Amount Recognized (in thousands):
			Year Ended March 31,
			2013		2012
Change in projected benefit obligation
	Projected benefit obligation at the beginning of the year		$	37,872	$	37,530
		Service cost		96		84
		Interest cost		1,890		2,049
		Actuarial loss		4,984		833
		Benefits paid		(1,675)		(2,054)
		Foreign currency adjustment		(1,708)		(570)
	Projected benefit obligation at year end		$	41,459	$	37,872
Change in plan assets
	Fair value of plan assets at the beginning of the year		$	22,871	$	23,315
		Actual return on plan assets		3,733		430
		Employer contribution		902		759
		Benefits paid from assets		(1,305)		(1,589)
		Foreign currency adjustment		(1,072)		(44)
	Plan assets at fair value at year end		$	25,129	$	22,871
	Unfunded status of the plan at year end		$	(16,330)	$	(15,001)
Pension liability recognized on the balance sheet due after one year			$	16,330	$	15,001
Plans with projected benefit obligation and accumulated benefit obligation in excess of plan assets:
		Projected benefit obligation at year end	$	41,459	$	37,872
		Accumulated benefit obligation at year end	$	40,696	$	37,235
		Plan assets at fair value at year end	$	25,129	$	22,871
Amounts recognized in accumulated other comprehensive income (loss):
		Unrecognized actuarial loss (gross of taxes, $1,941 for 2013 and $1,523 for 2012)	$	(8,076)	$	(5,837)
		Amount recognized as component of stockholders’ equity – pretax	$	(8,076)	$	(5,837)
Accumulated benefit obligation at year end			$	40,696	$	37,235

Defined Benefit Plan, Weighted Average Assumptions [Table Text Block]

	Weighted average actuarial assumptions used to determine benefit obligations for the plans were as follows:
		Year End March 31,
		2013	2012
Discount rate		4.0-4.7%	5.2-5.7%
Expected long term rate of return on assets		6.4-7.0%	6.7-7.0%
Salary scale		1.5-6.0%	1.5-6.0%

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

	March 31, 2013								March 31, 2012
Description	Level 1		Level 2		Level 3			Total	Level 1		Level 2		Level 3			Total
Cash and cash funds	$	669	$	-	$	-	$	669	$	477	$	-	$	-	$	477
Currency contracts		-		(15)		-		(15)		-		5		-		5
Equity		18,411		3		6		18,420		16,775		4		1		16,780
Fixed interest		1,479		4,525		2		6,006		1,078		4,483		5		5,566
Mortgage back security		-		11		-		11		-		9		-		9
Swaps		2		37		(1)		38		-		34		-		34
Total	$	20,561	$	4,561	$	7	$	25,129	$	18,330	$	4,535	$	6	$	22,871

Defined Benefit Plan, Estimated Future Benefit Payments [Table Text Block]

Fiscal Year Ended:	Benefit Payment
March 31, 2014	$	1,402
March 31, 2015		1,483
March 31, 2016		1,571
March 31, 2017		1,770
March 31, 2018		1,781
Five fiscal years ended March 31, 2023		10,268
Total benefit payments for the ten fiscal years ended March 31, 2023	$	18,275