BASIS OF PRESENTATION (Narrative) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended	9 Months Ended	12 Months Ended
Dec. 27, 2014	Dec. 28, 2013	Dec. 27, 2014	Dec. 28, 2013	Mar. 29, 2014
Term of each fiscal year			364 days		364 days
Term of each quarter			91 days		91 days
Total operating expenses	$ 93,401us-gaap_OperatingExpenses	$ 103,769us-gaap_OperatingExpenses	$ 297,051us-gaap_OperatingExpenses	$ 318,243us-gaap_OperatingExpenses
Operating Expenses Would Be Higher [Member]
Total operating expenses	$ 1,700		$ 1,700

Generally recurring costs associated with normal operations except for the portion of these expenses which can be clearly related to production and included in cost of sales or services. Includes selling, general and administrative expense.

No definition available.

Name:	us-gaap_OperatingExpenses
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration