Intangible Assets (Changes in Carrying Amount) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Mar. 31, 2014	Dec. 28, 2013	Sep. 28, 2013	Jun. 29, 2013	Mar. 31, 2013	Dec. 29, 2012	Sep. 29, 2012	Jun. 30, 2012	Mar. 31, 2014	Mar. 31, 2013		Mar. 31, 2012
Intangible Assets [Roll Forward]
Intangible assets, beginning balance				$ 110,668				$ 126,541	$ 110,668	$ 126,541
Intangibles amortization	(2,683)	(2,923)	(3,109)	(3,309)	(3,321)	(3,478)	(3,474)	(3,464)	(12,024)	(13,737)		(13,025)
Foreign Currency Translation Adjustment									1	4
Other										(2,140)	[1]
Intangible assets, ending balance	98,645				110,668				98,645	110,668		126,541
Trademarks
Intangible Assets [Roll Forward]
Intangible assets, beginning balance				27,739				27,739	27,739	27,739
Intangibles amortization									0	0
Foreign Currency Translation Adjustment									0	0
Other										0
Intangible assets, ending balance	27,739				27,739				27,739	27,739
Non-Competes and Backlog
Intangible Assets [Roll Forward]
Intangible assets, beginning balance				3,754				5,359	3,754	5,359
Intangibles amortization									(1,472)	(1,609)
Foreign Currency Translation Adjustment									1	4
Other										0
Intangible assets, ending balance	2,283				3,754				2,283	3,754
Customer Relationships
Intangible Assets [Roll Forward]
Intangible assets, beginning balance				79,175				93,443	79,175	93,443
Intangibles amortization									(10,552)	(12,128)
Foreign Currency Translation Adjustment									0	0
Other										(2,140)	[1]
Intangible assets, ending balance	$ 68,623				$ 79,175				$ 68,623	$ 79,175

[1] Primarily represents the write-off of the net book value of intangible assets due to the probable divestiture of our non-controlling interest in Genesis Networks Integration Services, LLC, a joint venture company which was formed in conjunction with Genesis Networks Enterprises, LLC.