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Accumulated Other Comprehensive Loss - Reclassifications Out of AOCL (Detail) - USD ($)
$ in Thousands
3 Months Ended
Sep. 26, 2019
Sep. 27, 2018
Accumulated Defined Benefit Plans Adjustment, Net Prior Service Attributable to Parent [Member]    
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]    
Unrecognized prior service cost $ (239) $ (239)
Accumulated Defined Benefit Plans Adjustment, Net Gain (Loss) Attributable to Parent [Member]    
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]    
Unrecognized net loss (104) (24)
Amortization of Defined Benefit Pension Items [Member]    
Reclassification Adjustment out of Accumulated Other Comprehensive Income [Line Items]    
Total before tax (343) (263)
Tax effect 86 66
Amortization of defined pension items, net of tax $ (257) $ (197)