Balance Sheet Details

12 Months Ended

Mar. 31, 2012

Balance Sheet Related Disclosures [Abstract]

Supplemental Balance Sheet Disclosures [Text Block]

6. Balance Sheet Details

Allowances Movement (in thousands)
		Balance at Beginning of Year		Additions			Deductions		Translation Adjustments		Balance at End of Year
Allowances for accounts receivable and for doubtful accounts
	Year ended March 31, 2012	$	3,478	$	8,524		$	(9,492)	$	(37)	$	2,473
	Year ended March 31, 2011	$	3,466	$	8,534		$	(8,562)	$	40	$	3,478
	Year ended March 31, 2010	$	1,899	$	5,967	(1)	$	(4,430)	$	30	$	3,466
	(1) Includes $1.2 million in additions from the Zilog acquisition.

Inventories
	Inventories consist of the following (in thousands):
		March 31,
		2012		2011
Raw materials		$	24,157	$	19,724
Work in process			40,505		38,148
Finished goods			21,578		17,967
	Total	$	86,240	$	75,839

	Property, Plant and Equipment
		Property, plant and equipment consist of the following (in thousands):
			March 31,
			2012		2011
Property and plant (useful life of 24 years to 50 years)			$	34,190	$	33,107
Equipment owned (useful life of 1 to 14 years)				93,510		89,836
Equipment capital leases (useful life of 4 years)				41,599		38,498
Leasehold improvements (useful life of up to 8 years)				936		936
				170,235		162,377
Accumulated depreciation - plant, equipment owned, and leasehold improvements				(80,911)		(77,995)
Accumulated amortization - equipment capital leases				(33,253)		(32,071)
			$	56,071	$	52,311
	Depreciation expense for fiscal years ended March 31, 2012, 2011 and 2010 amounted to $10.9 million, $11.0 million and $11.4 million, respectively.

Accrued Expenses and Other Liabilities
	Accrued expenses and other liabilities consist of the following (in thousands):
		March 31,
		2012		2011
Uninvoiced goods and services		$	11,869	$	12,142
Compensation and benefits			7,214		7,059
Restructuring accrual			199		485
Commission, royalties and other			2,741		3,252
	Total	$	22,023	$	22,938