Balance Sheet Detail

6 Months Ended

Sep. 30, 2012

Balance Sheet Related Disclosures [Abstract]

Balance Sheet Detail

Balance Sheet Detail

(in thousands)	September 30, 2012			April 1, 2012
Inventories, net
Raw materials	$	7,041		$	6,457
Work-in-process	31,185			38,843
Finished goods	23,257			26,480
Total inventories, net	$	61,483		$	71,780
Property, plant and equipment, net
Land	$	11,882		$	11,665
Machinery and equipment	295,269			290,028
Building and leasehold improvements	47,614			44,724
Total property, plant and equipment, gross	354,765			346,417
Less: accumulated depreciation	(278,624		)	(276,433		)
Total property, plant and equipment, net	$	76,141		$	69,984

Other accrued liabilities
Contingent consideration	4,500		—
Other	15,534		13,443
Total other accrued liabilities	$	20,034	$	13,443

Other long-term obligations
Deferred compensation related liabilities	$	17,651	$	14,869
Contingent consideration	1,500		—
Other	976		1,625
Total other long-term liabilities	$	20,127	$	16,494