Intangible Assets (Changes in Carrying Amount) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Dec. 28, 2013	Dec. 29, 2012	Dec. 28, 2013	Dec. 29, 2012
Intangible Assets [Roll Forward]
March 31, 2013			$ 110,668
Intangibles amortization	(2,923)	(3,478)	(9,341)	(10,416)
Foreign currency translation adjustment			(1)
December 31, 2013	101,326		101,326
Trademarks [Member]
Intangible Assets [Roll Forward]
March 31, 2013			27,739
Intangibles amortization			0
Foreign currency translation adjustment			0
December 31, 2013	27,739		27,739
Non-competes and backlogs [Member]
Intangible Assets [Roll Forward]
March 31, 2013			3,754
Intangibles amortization			(1,143)
Foreign currency translation adjustment			(1)
December 31, 2013	2,610		2,610
Customer relationships [Member]
Intangible Assets [Roll Forward]
March 31, 2013			79,175
Intangibles amortization			(8,198)
Foreign currency translation adjustment			0
December 31, 2013	$ 70,977		$ 70,977