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Accumulated Other Comprehensive Loss (Income) Related to Derivative Transactions (Detail) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jul. 18, 2015 | Jul. 12, 2014 | Jul. 18, 2015 | Jul. 12, 2014
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |  |
Accumulated other comprehensive income (loss) related to commodity price risk and interest rate risk derivative transactions | [1] | $ 5,818 | $ (16,202) | $ 1,390 | $ (900)
Closed or Expiring Over Next Three Years |  |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |  |
Accumulated other comprehensive income (loss) related to commodity price risk and interest rate risk derivative transactions |  |  |  | 7,180 |
Closed or Expiring Over Next Three Years | Commodity price risk derivatives |  |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |  |
Accumulated other comprehensive income (loss) related to commodity price risk and interest rate risk derivative transactions |  |  |  | 6,145 |
Closed or Expiring Over Next Three Years | Interest rate risk derivatives |  |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |  |
Accumulated other comprehensive income (loss) related to commodity price risk and interest rate risk derivative transactions |  |  |  | 1,035 |
Closed Contracts | Closed or Expiring Over Next Three Years |  |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |  |
Estimated amount of derivatives to be reclassified in income from AOCI |  |  |  | 1,698 |
Closed Contracts | Closed or Expiring Over Next Three Years | Commodity price risk derivatives |  |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |  |
Estimated amount of derivatives to be reclassified in income from AOCI |  |  |  | 663 |
Closed Contracts | Closed or Expiring Over Next Three Years | Interest rate risk derivatives |  |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |  |
Estimated amount of derivatives to be reclassified in income from AOCI |  |  |  | 1,035 |
Expiring in 2015 | Closed or Expiring Over Next Three Years |  |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |  |
Accumulated other comprehensive income (loss) related to commodity price risk and interest rate risk derivative transactions |  |  |  | 3,923 |
Expiring in 2015 | Closed or Expiring Over Next Three Years | Commodity price risk derivatives |  |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |  |
Accumulated other comprehensive income (loss) related to commodity price risk and interest rate risk derivative transactions |  |  |  | 3,923 |
Expiring in 2016 and beyond | Closed or Expiring Over Next Three Years |  |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |  |
Accumulated other comprehensive income (loss) related to commodity price risk and interest rate risk derivative transactions |  |  |  | 1,559 |
Expiring in 2016 and beyond | Closed or Expiring Over Next Three Years | Commodity price risk derivatives |  |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |  |
Accumulated other comprehensive income (loss) related to commodity price risk and interest rate risk derivative transactions |  |  |  | $ 1,559 |
[1] | Amounts in parentheses indicate debits to determine net income.

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- Definition The estimated value of gains (losses), net anticipated to be transferred in the future from accumulated other comprehensive income into earnings. + References No definition available. + Details
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- Definition The effective portion of gains and losses (net) on derivative instruments designated and qualifying as hedging instruments that was recognized in other comprehensive income during the current period. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4C -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=56946850&loc=SL5624171-113959 + Details
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