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Leases (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended |  |  |
--- | --- | --- | --- | --- | ---
Jan. 31, 2020 | Jan. 31, 2020 | Aug. 01, 2019 | Jul. 31, 2019 | Jan. 31, 2019
Amortization of the finance ROU assets | $ 2,438 | $ 4,876 |  |  |
Finance Lease, Interest Expense | 8,509 | 17,017 |  |  |
Operating lease expense | 10,411 | 20,448 |  |  |
Short-term lease expense1 | 2,459 | 4,812 |  |  |
Variable lease expense | $ 1,339 | 2,181 |  |  |
Operating cash outflows for operating leases |  | 25,435 |  |  |
Operating cash outflows for finance leases |  | 15,180 |  |  |
Financing cash outflows for finance leases |  | $ 5,387 |  |  |
Operating Lease, Weighted Average Remaining Lease Term | 10 years 8 months 12 days | 10 years 8 months 12 days |  |  |
Finance Lease, Weighted Average Remaining Lease Term | 43 years 4 months 24 days | 43 years 4 months 24 days |  |  |
Operating Lease, Weighted Average Discount Rate, Percent | 4.50% | 4.50% |  |  |
Finance Lease, Weighted Average Discount Rate, Percent | 10.00% | 10.00% |  |  |
Lessee, Operating Lease, Liability, Payments, Remainder of Fiscal Year | $ 30,141 | $ 30,141 |  |  |
Lessee, Operating Lease, Liability, Payments, Due Year Two | 45,805 | 45,805 |  |  |
Lessee, Operating Lease, Liability, Payments, Due Year Three | 42,606 | 42,606 |  |  |
Lessee, Operating Lease, Liability, Payments, Due Year Four | 37,666 | 37,666 |  |  |
Lessee, Operating Lease, Liability, Payments, Due Year Five | 33,889 | 33,889 |  |  |
Lessee, Operating Lease, Liability, Payments, Due after Year Five | 166,166 | 166,166 |  |  |
Lessee, Operating Lease, Liability, Payments, Due | 356,273 | 356,273 |  |  |
Less amount representing interest | (92,149) | (92,149) |  |  |
Operating Lease, Liability | 264,124 | 264,124 | $ 258,000 |  |
Finance Lease, Liability, Payments, Remainder of Fiscal Year | 14,126 | 14,126 |  |  |
Finance Lease, Liability, Payments, Due Year Two | 28,818 | 28,818 |  |  |
Finance Lease, Liability, Payments, Due Year Three | 29,394 | 29,394 |  |  |
Finance Lease, Liability, Payments, Due Year Four | 29,982 | 29,982 |  |  |
Finance Lease, Liability, Payments, Due Year Five | 30,582 | 30,582 |  |  |
Finance Lease, Liability, Payments, Due after Year Five | 1,805,048 | 1,805,048 |  |  |
Finance Lease, Liability, Payment, Due | 1,937,950 | 1,937,950 |  |  |
Less amount representing interest | (1,594,803) | (1,594,803) |  |  |
Finance Lease, Liability | 343,147 | 343,147 |  |  |
Lessee, Operating Lease, Liability, Payments, Remainder of Fiscal Year |  |  |  | $ 44,984 |
Lessee, Operating Lease, Liability, Payments, Due Year Two |  |  |  | 42,512 |
Lessee, Operating Lease, Liability, Payments, Due Year Three |  |  |  | 39,440 |
Lessee, Operating Lease, Liability, Payments, Due Year Four |  |  |  | 34,840 |
Lessee, Operating Lease, Liability, Payments, Due Year Five |  |  |  | 30,836 |
Lessee, Operating Lease, Liability, Payments, Due after Year Five |  |  |  | 142,526 |
Lessee, Operating Lease, Liability, Payments, Due |  |  |  | 335,138 |
Capital Leases, Future Minimum Payments Due, Next Twelve Months |  |  |  | 28,253 |
Capital Leases, Future Minimum Payments Due in Two Years |  |  |  | 28,818 |
Capital Leases, Future Minimum Payments Due in Three Years |  |  |  | 29,394 |
Capital Leases, Future Minimum Payments Due in Four Years |  |  |  | 29,982 |
Capital Leases, Future Minimum Payments Due in Five Years |  |  |  | 30,582 |
Capital Leases, Future Minimum Payments Due Thereafter |  |  |  | 1,805,048 |
Capital Leases, Future Minimum Payments Due |  |  |  | 1,952,077 |
Capital Leases, Future Minimum Payments, Interest Included in Payments |  |  |  | (1,611,816) |
Capital Leases, Future Minimum Payments, Present Value of Net Minimum Payments |  |  |  | 340,261 |
Operating Lease, Liability, Current | 35,700 | 35,700 | 34,900 |  |
Operating Lease, Right-of-Use Asset | 227,394 | 227,394 | $ 225,600 | $ 0 | $ 0
Canyons Obligation [Member] |  |  |  |  |
Amortization of the finance ROU assets |  | 60,900 |  |  |
Operating Lease, Right-of-Use Asset | $ 122,700 | $ 122,700 |  |  |
Maximum [Member] |  |  |  |  |
Lessee Operating And Finance Lease Term |  | 60 years |  |  |
Minimum [Member] |  |  |  |  |
Lessee Operating And Finance Lease Term |  | 1 year |  |  |

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