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Leases - Schedule of Supplemental Balance Sheet Information Related to Leases (Detail) $ in Thousands | Jul. 13, 2019 USD ($)
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Operating leases: |
Operating lease assets | $ 274,336
Current portion of operating lease liabilities | 41,767
Noncurrent operating lease liabilities | 276,888
Total operating lease liabilities | 318,655
Finance leases: |
Property and equipment, at cost | 62,118
Accumulated amortization | (29,371)
Property and equipment, net | $ 32,747
Finance Lease, Right-of-Use Asset, Statement of Financial Position [Extensible List] | us-gaap:PropertyPlantAndEquipmentNet
Current portion of finance lease liabilities | $ 5,794
Finance Lease, Liability, Current, Statement of Financial Position [Extensible List] | sptn:LongTermDebtAndFinanceLeaseLiabilityCurrent
Noncurrent finance lease liabilities | $ 32,644
Finance Lease, Liability, Noncurrent, Statement of Financial Position [Extensible List] | sptn:LongTermDebtAndFinanceLeaseLiabilityNoncurrent
Total finance lease liabilities | $ 38,438
Weighted average remaining lease term: |
Operating leases | 9 years 2 months 12 days
Finance leases | 10 years 1 month 6 days
Weighted average discount rate: |
Operating leases | 5.70%
Finance leases | 8.20%

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