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Debt (Narrative) (Details) - USD ($) $ in Thousands | 3 Months Ended |
--- | --- | ---
May 31, 2021 | May 31, 2020 | Feb. 28, 2021
Debt Instrument [Line Items] |  |  |
Outstanding Balance | $ 15,160,995 |  | $ 14,619,919
Non-recourse notes payable | 14,361,497 |  | $ 13,764,808
Capitalized interest | 1,900 | $ 900 |
Credit Facility |  |  |
Debt Instrument [Line Items] |  |  |
Maximum borrowing capacity | 1,450,000 |  |
Unused capacity | 1,450,000 |  |
Term Loan [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Outstanding Balance | 300,000 |  |
Senior Notes [Member] |  |  |
Debt Instrument [Line Items] |  |  |
Outstanding Balance | $ 500,000 |  |
Financing obligation | Minimum |  |  |
Debt Instrument [Line Items] |  |  |
Initial lease terms, in years | 15 years |  |
Financing obligation | Maximum |  |  |
Debt Instrument [Line Items] |  |  |
Initial lease terms, in years | 20 years |  |

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