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HOG PRODUCTION COST SAVINGS INITIATIVE (Details) (Hog Production Segment [Member], USD $) In Millions, unless otherwise specified | 3 Months Ended | 9 Months Ended | 24 Months Ended |
--- | --- | --- | --- | ---
Jan. 29, 2012 | Oct. 30, 2011 | Jul. 31, 2011 | Jan. 29, 2012 | Jan. 29, 2012 | May 01, 2011
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Period Expense | $ 0.5 | $ 1.2 | $ 1.1 |  |  |
Cumulative Expense-to-Date |  |  |  |  | 39.9 |
Estimated Remaining Expense | 3.2 |  |  | 3.2 | 3.2 |
Cost Savings Activities [Domain] |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Accrued Balance | 0.1 |  |  | 0.1 | 0.1 | 2.4
Period Expense | 0.5 | 1.2 | 1.0 |  |  |
Payments |  |  |  | (5.0) |  |
Cumulative Expense-to-Date |  |  |  |  | 31.8 |
Estimated Remaining Expense | 3.2 |  |  | 3.2 | 3.2 |
Contract Termination [Member] |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Accrued Balance | 0.1 |  |  | 0.1 | 0.1 | 0.8
Period Expense | 0.1 | 0.3 | 0.1 |  |  |
Payments |  |  |  | (1.2) |  |
Cumulative Expense-to-Date |  |  |  |  | 22.7 |
Estimated Remaining Expense | 2.9 |  |  | 2.9 | 2.9 |
Other Costs Associated with Restructuring and Related Activities [Member] |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Accrued Balance | 0 |  |  | 0 | 0 | 1.6
Period Expense | 0.4 | 0.9 | 0.9 |  |  |
Payments |  |  |  | (3.8) |  |
Cumulative Expense-to-Date |  |  |  |  | 9.1 |
Estimated Remaining Expense | 0.3 |  |  | 0.3 | 0.3 |
Other Cost Savings Charges [Domain] |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Period Expense | 0 | 0 | 0.1 |  |  |
Cumulative Expense-to-Date |  |  |  |  | 8.1 |
Estimated Remaining Expense | 0 |  |  | 0 | 0 |
Accelerated Depreciation Associated with Restructuring and Related Activities [Member] |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Period Expense | 0 | 0 | 0.1 |  |  |
Cumulative Expense-to-Date |  |  |  |  | 5.6 |
Estimated Remaining Expense | 0 |  |  | 0 | 0 |
Impairment Charges Associated with Restructuring and Related Activities [Member] |  |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |  |
Period Expense | 0 | 0 | 0 |  |  |
Cumulative Expense-to-Date |  |  |  |  | 2.5 |
Estimated Remaining Expense | $ 0 |  |  | $ 0 | $ 0 |

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- Definition Carrying amount (including both current and noncurrent portions of the accrual) as of the balance sheet date pertaining to a specified type of cost associated with exit from or disposal of business activities or restructuring pursuant to a duly authorized plan. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Emerging Issues Task Force (EITF) -Number 95-3 -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. Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Staff Accounting Bulletin (SAB) -Number Topic 5 -Section P -Subsection 3, 4 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 420 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SAB TOPIC 5.P.4(b)) -URI http://asc.fasb.org/extlink&oid=6394695&loc=d3e140904-122747 + Details
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