CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY (Parenthetical) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Apr. 24, 2021	Apr. 25, 2020	Apr. 24, 2021	Apr. 25, 2020
Statement of Stockholders' Equity [Abstract]
Tax expense (benefit) associated with other comprehensive loss and income	$ 463	$ 216	$ 1,033	$ 376
Tax expense for adjustment due to the adoption of ASU 2016-02				$ 1,385

Amount of tax expense (benefit) allocated to other comprehensive income (loss) attributable to parent entity.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 810
-SubTopic 10
-Section 45
-Paragraph 20
-URI http://asc.fasb.org/extlink&oid=108774443&loc=SL4569643-111683

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 810
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Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 810
-SubTopic 10
-Section 50
-Paragraph 1A
-Subparagraph (c)(3)
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Balance Type:	debit
Period Type:	duration