Leases - Additional Information (Details) - USD ($) $ in Millions	3 Months Ended
	Nov. 26, 2021	Nov. 27, 2020	Aug. 27, 2021
Lessee Lease Description [Line Items]
Operating lease description	As of November 26, 2021 and August 27, 2021, we had operating leases through which we utilize facilities, offices and equipment in our manufacturing operations, research and development activities and selling, general and administrative functions.
Operating lease payments	$ 2.9	$ 1.6
Weighted-average remaining lease term for operating leases	6 years		6 years 1 month 6 days
Weighted-average discount rate for operating leases	6.80%		6.70%
Operating lease, existence of option to extend [true false]	true
Lessee, operating lease, lease not yet commenced, description	As of November 26, 2021, we had such lease commitments relating to operating lease payment obligations of $51.8 million for a building lease with a term of 16 years. We will recognize a right-of-use asset and an associated lease liability at the time such asset becomes available for our use
Lessee, operating lease, lease not yet commenced, existence of option to extend [true false]	false
Office Leases
Lessee Lease Description [Line Items]
Operating lease term	16 years
Additional operating lease commitments	$ 51.8
Minimum
Lessee Lease Description [Line Items]
Operating lease term	2 years
Maximum
Lessee Lease Description [Line Items]
Operating lease term	5 years