The cash inflow from the amounts received by the insured under the terms of an insurance contract settlement. This element pertains only to insurance proceeds related to investments, for example fixed assets. It excludes insurance settlements classified as operating cash flows.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 12

-URI http://asc.fasb.org/extlink&oid=6943989&loc=d3e3179-108585

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 95

-Paragraph 22

-Subparagraph c

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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

Income Expense Related to Flooding - Additional Information (Detail) (USD $)	6 Months Ended			3 Months Ended	6 Months Ended	12 Months Ended	3 Months Ended
	Dec. 28, 2012	Dec. 28, 2012 Claim for Damage to Buildings	Dec. 28, 2012 Claim for Business Interruption Losses	Dec. 28, 2012 Claim for Owned Equipment Losses	Dec. 28, 2012 Claim for Owned Equipment Losses	Jun. 29, 2012 Flood	Sep. 28, 2012 Flood One of its customers	Dec. 28, 2012 Flood Another customer
Unusual or Infrequent Item [Line Items]
Expenses related to flooding recognized						$ 97,200,000
Payment received from insurers	4,904,000	79,000	4,741,000	4,825,000	4,825,000
Payment for customer's losses as a result of flooding	$ (6,797,000)						$ 4,000,000	$ 2,797,000