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Multiemployer Pension Plans (Detail) (USD $) In Thousands, unless otherwise specified | 12 Months Ended
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Dec. 31, 2011 | Dec. 31, 2010 | Dec. 31, 2009
Defined Benefit Plan Disclosure [Line Items] |  |  |
Contributions | $ 6,027 | $ 6,125 | $ 6,029
Central States, Southeast and Southwest Areas Pension Fund |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
EIN/Pension Plan Number | 36-6044243/001 |  |
Pension Protection Act Zone Status | Red | Red |
FIP / RP Status Pending / Implemented | Implemented |  |
Contributions | 1,724 | 1,848 | 1,775
Surcharge Imposed | No |  |
Expiration Dates of Collective Bargaining Agreements, First | Apr. 30, 2013 |  |
Expiration Dates of Collective Bargaining Agreements | Dec. 31, 2013 |  |
Expiration Dates of Collective Bargaining Agreements, Last | Aug. 31, 2014 |  |
United Food and Commercial Workers Local One Pension Fund |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
EIN/Pension Plan Number | 16-6144007/001 |  |
Pension Protection Act Zone Status | Red | Red |
FIP / RP Status Pending / Implemented | Pending |  |
Contributions | 107 | 102 | 102
Surcharge Imposed | No |  |
Expiration Dates of Collective Bargaining Agreements | Dec. 31, 2011 |  |
Pension Fund All Other |  |  |
Defined Benefit Plan Disclosure [Line Items] |  |  |
Contributions | $ 4,196 | $ 4,175 | $ 4,152

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- Definition Entity Tax Identification and Plan Number + References No definition available. + Details
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- Definition Indicate the multiemployer plan's certified zone status as currently required by the Pension Protection Act of 2006 or a subsequent amendment thereof. The zone status categories are red (critical status), orange (seriously endangered), yellow (endangered), and green (none of the above). The acceptable values are "red", "orange", "yellow", "green", "other", and "NA". A multiemployer plan is a pension or postretirement benefit plan to which two or more unrelated employers contribute where assets contributed by one participating employer may be used to provide benefits to employees of other participating employers. + References No definition available. + Details
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- Definition Expiration date of the collective bargaining arrangement requiring contributions to the multiemployer plan, in CCYY-MM-DD format. A multiemployer plan is a pension or postretirement benefit plan to which two or more unrelated employers contribute where assets contributed by one participating employer may be used to provide benefits to employees of other participating employers. + References No definition available. + Details
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- Definition Expiration date of the collective bargaining arrangement requiring contributions to the multiemployer plan that will expire first in a group of associated collective bargaining arrangements, in CCYY-MM-DD format. A multiemployer plan is a pension or postretirement benefit plan to which two or more unrelated employers contribute where assets contributed by one participating employer may be used to provide benefits to employees of other participating employers. + References No definition available. + Details
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- Definition Expiration date of the collective bargaining arrangement requiring contributions to the multiemployer plan that will expire last in a group of associated collective bargaining arrangements, in CCYY-MM-DD format. A multiemployer plan is a pension or postretirement benefit plan to which two or more unrelated employers contribute where assets contributed by one participating employer may be used to provide benefits to employees of other participating employers. + References No definition available. + Details
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- Definition Indicate whether a funding improvement plan or rehabilitation plan has been implemented or is pending for a pension or postretirement benefit plan to which two or more unrelated employers contribute where assets contributed by one participating employer may be used to provide benefits to employees of other participating employers. The acceptable values are "no", "pending", "implemented", "other", and "NA". + References No definition available. + Details
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- Definition Indicate whether the employer paid a surcharge to the pension or postretirement benefit plan to which two or more unrelated employers contribute where assets contributed by one participating employer may be used to provide benefits to employees of other participating employers. The acceptable values are "no", "yes", and "NA". + References No definition available. + Details
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- Definition Amount of contributions made to multiemployer plans for each period for which a statement of income is presented. An employer may disclose total contributions to multiemployer plans without disaggregating the amounts attributable to pension plans and other postretirement benefit plans. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Statement of Financial Accounting Standard (FAS) -Number 132R -Paragraph 12 -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 FASB -Name Accounting Standards Codification -Section 50 -Paragraph 1 -SubTopic 80 -Topic 715 -URI http://asc.fasb.org/extlink&oid=6958064&loc=d3e29142-114947 + Details
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