Long-Term Debt - Convertible Notes Narrative (Details)	Nov. 01, 2019 USD ($) day $ / shares Rate	Oct. 30, 2019 USD ($) $ / shares	Aug. 28, 2021 USD ($)	Aug. 29, 2020 USD ($)
Debt Instrument [Line Items]
Offering-related costs			$ 11,075,000	$ 13,076,000
Call Spread Transactions
Debt Instrument [Line Items]
Percentage increase of strike price		100.00%
Equity component of issuance	$ 85,021,000
Equity component of issuance, net of tax	64,106,000
Offering-related costs	9,777,000
Deferred offering costs classified as liability	7,006,000
Deferred offering costs classified as equity	2,771,000
Call Spread Transactions | Warrant
Debt Instrument [Line Items]
Strike price (in dollars per share) | $ / shares		$ 96.20
Convertible Senior Notes due 2025
Debt Instrument [Line Items]
Debt amount	$ 300,000,000
Interest rate, stated percentage	1.50%
Proceeds from issuance of notes	$ 290,223,000
Conversion rate | Rate	1.56906%
Conversion price (in dollars per share) | $ / shares	$ 63,730,000
Number of consecutive trading days | day	30
Consecutive business days | day	5
Consecutive trading days | day	5
Convertible Senior Notes due 2025 | Convertible Note Hedge Transactions
Debt Instrument [Line Items]
Strike price (in dollars per share) | $ / shares		$ 63.73
Convertible Senior Notes due 2025 | Call Spread Transactions
Debt Instrument [Line Items]
Debt amount	$ 214,979,000
Interest rate, stated percentage	8.00%
Proceeds from issuance of notes		$ 28,590,000
Convertible Senior Notes due 2025 | Minimum
Debt Instrument [Line Items]
Percentage of the conversion price	130.00%
Number of trading days | day	20
Convertible Senior Notes due 2025 | Maximum
Debt Instrument [Line Items]
Percentage of the conversion price	98.00%