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Restructuring Plans (Additional Information) (Details)	3 Months Ended			9 Months Ended		12 Months Ended
Restructuring Plans (Additional Information) (Details)	Dec. 27, 2015 USD ($) Employee	Jun. 28, 2015 USD ($) Employee	Dec. 28, 2014 USD ($)	Dec. 27, 2015 USD ($) Employee	Dec. 28, 2014 USD ($)	Mar. 31, 2015 USD ($)	Mar. 31, 2014 USD ($) Employee	Mar. 31, 2013 USD ($) Employee
Restructuring Cost and Reserve [Line Items]
Charges related to restructuring plan				$ 6,656,000
Restructuring reserve	$ 3,929,000			3,929,000		$ 3,820,000
Restructuring charges	3,204,000		$ 2,437,000	7,051,000	$ 6,076,000
Restructuring Reserve, Translation and Other Adjustment				(316,000)
Restructuring charges, cash charges related to employee severance and other charges				6,248,000
Restructuring Costs				398,000	$ 644,000
Employee Severance [Member]
Restructuring Cost and Reserve [Line Items]
Charges related to restructuring plan				6,523,000
Restructuring reserve	3,718,000			3,718,000		2,966,000
Restructuring charges, cash charges related to employee severance and other charges				5,755,000
Restructurings Related To Improving Efficiency Of Manufacturing Operations In Emea [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve, Translation and Other Adjustment				316
Americas \| Non Cash Charges [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Costs	300,000
Americas \| Cash Charges [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Costs	$ 1,500,000
Americas \| Employee Severance [Member]
Restructuring Cost and Reserve [Line Items]
Severance Costs		$ 570,000
Americas \| Restructurings Related To Improving Efficiency Related to Motive Power Assembly and Distribution Center [Member]
Restructuring Cost and Reserve [Line Items]
Expected reduction in number of employees \| Employee	120
Restructuring reserve	$ 552,000			552,000
Americas \| Restructurings Related To Improving Efficiency Related to Motive Power Assembly and Distribution Center [Member] \| Non Cash Charges [Member]
Restructuring Cost and Reserve [Line Items]
Expected additional restructuring charges	$ 1,100,000			1,100,000
Americas \| Restructurings Related To Improving Efficiency Related to Motive Power Assembly and Distribution Center [Member] \| Cash Charges [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges				865,000
Americas \| Restructurings Related To Improving Efficiency Of Manufacturing Operations In Americas [Member]
Restructuring Cost and Reserve [Line Items]
Expected reduction in number of employees \| Employee	100
Americas \| Restructurings Related To Improving Efficiency Of Manufacturing Operations In Americas [Member] \| Employee Severance [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Costs	$ 2,100,000
European Operations
Restructuring Cost and Reserve [Line Items]
Expected reduction in number of employees \| Employee								140
Charges related to restructuring plan								$ 5,207,000
Restructuring charges, cash charges related to employee severance and other charges				$ 271,000
Restructuring Costs								6,895,000
European Operations \| Non Cash Charges [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges, non-cash charges related to the write-off of fixed assets and inventory								1,000
European Operations \| Employee Severance [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges, cash charges related to employee severance and other charges								$ 5,000
European Operations \| Restructuring Related To A Portion Of Sales And Engineering in Europe [Member]
Restructuring Cost and Reserve [Line Items]
Expected reduction in number of employees \| Employee				10
Restructuring reserve	304,000			$ 304,000
Restructuring charges, cash charges related to employee severance and other charges				377,000		193,000
European Operations \| Restructuring Related To A Portion Of Sales And Engineering in Europe [Member] \| Cash Charges [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges				337,000		450,000
European Operations \| Restructuring Related To A Portion Of Sales And Engineering in Europe [Member] \| Employee Severance [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Costs						800,000
European Operations \| Restructurings Related To Improving Efficiency Related to Motive Power Assembly and Distribution Center [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring reserve	2,230,000			2,230,000
Restructuring charges, cash charges related to employee severance and other charges				1,607,000
European Operations \| Restructurings Related To Improving Efficiency Related to Motive Power Assembly and Distribution Center [Member] \| Non Cash Charges [Member]
Restructuring Cost and Reserve [Line Items]
Expected additional restructuring charges	2,800,000			2,800,000
European Operations \| Restructurings Related To Improving Efficiency Related to Motive Power Assembly and Distribution Center [Member] \| Cash Charges [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges				3,858,000
European Operations \| Restructurings Related To Improving Efficiency Related to Motive Power Assembly and Distribution Center [Member] \| Employee Severance [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Costs	6,600,000
European Operations \| Restructurings Related To Improving Efficiency Of Manufacturing Operations In Emea [Member]
Restructuring Cost and Reserve [Line Items]
Expected reduction in number of employees \| Employee							500
Restructuring reserve	843,000			843,000
Restructuring charges						22,115,000
Restructuring charges, cash charges related to employee severance and other charges				914,000		9,737,000
Expected additional restructuring charges	100,000			100,000
European Operations \| Restructurings Related To Improving Efficiency Of Manufacturing Operations In Emea [Member] \| Non Cash Charges [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges, non-cash charges related to the write-off of fixed assets and inventory							$ 11,000,000
Restructuring Costs						10,934,000	22,800,000
European Operations \| Restructurings Related To Improving Efficiency Of Manufacturing Operations In Emea [Member] \| Cash Charges [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges				826,000		11,181,000
European Operations \| Restructurings Related To Improving Efficiency Of Manufacturing Operations In Emea [Member] \| Employee Severance [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges, cash charges related to employee severance and other charges							$ 11,800,000
Asia \| Non Cash Charges [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Costs		0
Asia \| Cash Charges [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges, cash charges related to employee severance and other charges		$ 5,000
Asia \| Restructurings Related To Manufacturing Facility in Jiangdu [Member]
Restructuring Cost and Reserve [Line Items]
Expected reduction in number of employees \| Employee		300
Restructuring reserve	0			0
Restructuring charges, cash charges related to employee severance and other charges				2,509,000		1,874,000
Asia \| Restructurings Related To Manufacturing Facility in Jiangdu [Member] \| Non Cash Charges [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Costs						1,000
Expected additional restructuring charges	$ 700,000			$ 700,000
Asia \| Restructurings Related To Manufacturing Facility in Jiangdu [Member] \| Cash Charges [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges						0
Asia \| Restructurings Related To Manufacturing Facility in Jiangdu [Member] \| Employee Severance [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring charges		$ 5,400,000				$ 3,870,000