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Interest Income Primarily Related to IDPs Notes Receivable (Detail) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Jul. 11, 2020
Jul. 13, 2019
Jul. 11, 2020
Jul. 13, 2019
Fair Value Disclosures [Abstract]        
Interest Income $ 6,132 $ 6,423 $ 14,457 $ 15,070