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Leases (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended | 12 Months Ended |
--- | --- | --- | --- | ---
May 31, 2020 | May 31, 2020 | Aug. 31, 2019 | Aug. 31, 2018 | Aug. 31, 2017 | Sep. 01, 2019
Leases [Abstract] |  |  |  |  |  |
Capital Leases, Lessee Balance Sheet, Assets by Major Class, Accumulated Depreciation |  |  | $ 20,600 | $ 18,900 |  |
Operating Leases, Rent Expense, Net |  |  | 113,300 | 88,500 | $ 81,300 |
Cumulative Effect of New Accounting Principle in Period of Adoption |  |  |  |  |  | $ 33,700
Finance Lease, Liability, Payments, Remainder of Fiscal Year | $ 1,689 | $ 1,689 |  |  |  |
Lessee, Operating Lease, Liability, Payments, Remainder of Fiscal Year | 17,401 | 17,401 |  |  |  |
Capital Leases, Future Minimum Payments Due, Next Twelve Months |  |  | 6,761 |  |  |
Operating Leases, Future Minimum Payments Due, Next Twelve Months |  |  | 87,168 |  |  |
Operating Lease, Payments |  | 45,718 |  |  |  |
Operating Lease, Right-of-Use Asset | 261,125 | 261,125 |  |  |  | 268,400
Operating Lease, Expense | 17,057 | 53,155 |  |  |  |
Finance Lease, Right-of-Use Asset, Amortization | 1,908 | 5,170 |  |  |  |
Finance Lease, Interest Expense | 257 | 742 |  |  |  |
Short-term Lease, Cost | 3,108 | 12,768 |  |  |  |
Variable Lease, Cost | 1,176 | 2,089 |  |  |  |
Lease, Cost | 23,506 | 73,924 |  |  |  |
Operating Lease, Liability | 263,769 | 263,769 |  |  |  | $ 267,000
Finance Lease, Right-of-Use Asset | 42,854 | 42,854 |  |  |  |
Finance Lease, Liability, Current | 6,710 | 6,710 |  |  |  |
Operating Lease, Liability, Current | 57,470 | 57,470 |  |  |  |
Finance Lease, Liability, Noncurrent | 22,443 | 22,443 |  |  |  |
Finance Lease, Liability | $ 29,153 | $ 29,153 |  |  |  |
Operating Lease, Weighted Average Remaining Lease Term | 8 years 6 months | 8 years 6 months |  |  |  |
Finance Lease, Weighted Average Remaining Lease Term | 6 years 2 months | 6 years 2 months |  |  |  |
Operating Lease, Weighted Average Discount Rate, Percent | 3.13% | 3.13% |  |  |  |
Finance Lease, Weighted Average Discount Rate, Percent | 3.31% | 3.31% |  |  |  |
Finance Lease, Interest Payment on Liability |  | $ 742 |  |  |  |
Finance Lease, Principal Payments |  | 5,239 |  |  |  |
Right-of-Use Asset Obtained in Exchange for Operating Lease Liability |  | 32,567 |  |  |  |
Capital Leases, Future Minimum Payments Due in Two Years |  |  | 6,199 |  |  |
Operating Leases, Future Minimum Payments, Due in Two Years |  |  | 57,381 |  |  |
Capital Leases, Future Minimum Payments Due in Three Years |  |  | 5,021 |  |  |
Operating Leases, Future Minimum Payments, Due in Three Years |  |  | 43,665 |  |  |
Capital Leases, Future Minimum Payments Due in Four Years |  |  | 4,548 |  |  |
Operating Leases, Future Minimum Payments, Due in Four Years |  |  | 34,328 |  |  |
Capital Leases, Future Minimum Payments Due in Five Years |  |  | 2,638 |  |  |
Operating Leases, Future Minimum Payments, Due in Five Years |  |  | 26,793 |  |  |
Capital Leases, Future Minimum Payments Due Thereafter |  |  | 6,517 |  |  |
Operating Leases, Future Minimum Payments, Due Thereafter |  |  | 92,653 |  |  |
Capital Leases, Future Minimum Payments, Net Minimum Payments |  |  | 31,684 |  |  |
Operating Leases, Future Minimum Payments Due |  |  | 341,988 |  |  |
Capital Leases, Future Minimum Payments, Interest Included in Payments |  |  | 3,445 |  |  |
Capital Lease Obligations |  |  | 28,239 |  |  |
Finance Lease, Liability, Payments, Due Next Twelve Months | $ 7,297 | 7,297 |  |  |  |
Lessee, Operating Lease, Liability, Payments, Due Next Twelve Months | 61,134 | 61,134 |  |  |  |
Finance Lease, Liability, Payments, Due Year Two | 6,141 | 6,141 |  |  |  |
Lessee, Operating Lease, Liability, Payments, Due Year Two | 47,348 | 47,348 |  |  |  |
Finance Lease, Liability, Payments, Due Year Three | 5,472 | 5,472 |  |  |  |
Lessee, Operating Lease, Liability, Payments, Due Year Three | 37,260 | 37,260 |  |  |  |
Finance Lease, Liability, Payments, Due Year Four | 3,067 | 3,067 |  |  |  |
Lessee, Operating Lease, Liability, Payments, Due Year Four | 29,368 | 29,368 |  |  |  |
Finance Lease, Liability, Payments, Due Year Five | 9,339 | 9,339 |  |  |  |
Lessee, Operating Lease, Liability, Payments, Due Year Five | 174,940 | 174,940 |  |  |  |
Finance Lease, Liability, Payment, Due | 33,005 | 33,005 |  |  |  |
Lessee, Operating Lease, Liability, Payments, Due | 367,451 | 367,451 |  |  |  |
Finance Lease, Liability, Undiscounted Excess Amount | 3,852 | 3,852 |  |  |  |
Lessee, Operating Lease, Liability, Undiscounted Excess Amount | 103,682 | 103,682 |  |  |  |
Operating Lease, Liability, Noncurrent | $ 206,299 | 206,299 |  |  |  |
Capital Leased Assets, Gross |  |  | $ 62,700 | $ 50,000 |  |
Right of use asset modification |  | $ 6,507 |  |  |  |

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- Definition Amount equal to the present value (the principal) at the beginning of the lease term of minimum lease payments during the lease term (excluding that portion of the payments representing executory costs such as insurance, maintenance, and taxes to be paid by the lessor, together with any profit thereon) net of payments or other amounts applied to the principal through the balance sheet date. + References Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(16)) -URI http://asc.fasb.org/extlink&oid=119400593&loc=d3e572229-122910 Reference 2: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(22)) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 3: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=84164817&loc=d3e45280-112737 + Details
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