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Associate Retirement Plans - Additional Information (Detail) - USD ($) | 9 Months Ended
--- | ---
Oct. 08, 2016 | Oct. 10, 2015
SpartanNash Company Pension Plan [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Standard pension funding carryover | $ 0 |
Expected standard pension funding carryover | 0 |
Central States, Southeast and Southwest Areas Pension Fund [Member] |  |
Defined Benefit Plan Disclosure [Line Items] |  |
Pension contributions during last plan year | $ 10,100,000 | $ 9,900,000

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition Amount of employer's best estimate of contributions expected to be paid to the plan in the current remaining fiscal period. + References No definition available. + Details
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- Definition Amount of contributions made to the multiemployer plan by all employers who participate in the plan. 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 Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 715 -SubTopic 80 -Section 50 -Paragraph 7 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=65877416&loc=SL14450678-114947 + Details
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- Details
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