v2.4.0.6

Restructuring Plans - Additional Information (Detail) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended			36 Months Ended	12 Months Ended				3 Months Ended	36 Months Ended	12 Months Ended
	Mar. 31, 2013	Dec. 30, 2012	Sep. 30, 2012	Jul. 01, 2012	Mar. 31, 2012	Jan. 01, 2012	Oct. 02, 2011	Jul. 03, 2011	Mar. 31, 2013	Mar. 31, 2012 Person	Mar. 31, 2011	Mar. 31, 2011	Mar. 31, 2013 Restructuring Twenty Twenty Actions [Member] Restructurings Related To Improving Efficiency of Manufacturing Operations in EMEA	Mar. 31, 2012 Restructuring Twenty Twenty Actions [Member] Restructurings Related To Improving Efficiency of Manufacturing Operations in EMEA Employee	Mar. 31, 2013 Restructuring Twenty Thirteen Actions Restructurings Related To Improving Efficiency of Manufacturing Operations in EMEA Position	Mar. 31, 2013 Restructuring Twenty Thirteen Actions Restructurings Related To Closure of Manufacturing Facility in China	Jan. 02, 2011 Oerlikon Person Facility	Mar. 31, 2012 Oerlikon	Mar. 31, 2011 European Operations Employee	Mar. 31, 2013 Europe	Mar. 31, 2012 Europe	Mar. 31, 2011 Europe
Restructuring Cost and Reserve [Line Items]
Number of manufacturing facilities closed																	2
Reduction in number of employees										470							100
Restructuring charges incurred to date												$ 31,753						$ 4,526				$ 5,178
Expected reduction in number of employees														85	130				60
Charges related to restructuring plan													913	2,433	952	221				556	4,579	4,579
Severance - related costs														3,600	8,100	3,400
Restructuring charges	1,723	3,776	1,295	370	2,236	1,440	902	410	7,164	4,988	6,813		475	3,070	3,998	2,691
Restructuring reserve													185		1,594	180
Restructuring charges, non - cash charges related to the write - off of fixed assets and inventory									2,290						1,399
Restructuring charges, cash charges related to employee severance and other charges															2,599	401
Expected additional restructuring charges															$ 3,000	$ 700

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