v3.26.1
Borrowings - Maturities of Long-Term Debt (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended 12 Months Ended
May 31, 2026
May 31, 2025
May 31, 2026
May 31, 2025
Nov. 30, 2025
Debt Instrument [Line Items]          
Total $ 18,040,982   $ 18,040,982   $ 15,895,891
Long-term debt $ 3,860,273   $ 3,860,273   $ 3,734,843
Weighted-average interest rate 5.20%   5.20%   5.11%
Gains (losses) recognized in interest expense on fair value hedge $ (10,014) $ (12,383) $ (19,809) $ (24,702)  
Long-term debt          
Debt Instrument [Line Items]          
Gains (losses) recognized in interest expense on fair value hedge 19,391 $ (11,968) 8,475 $ (18,659)  
Fair value, inputs, level 2 and level 3          
Debt Instrument [Line Items]          
Long-term debt 18,071,116   18,071,116   $ 16,122,970
Unsecured Debt          
Debt Instrument [Line Items]          
Total 14,885,661   14,885,661   12,719,797
Long-term debt gross 2,670,000   $ 2,670,000   2,680,000
Unsecured Debt | Long-term debt          
Debt Instrument [Line Items]          
Gains (losses) recognized in interest expense on fair value hedge 151,300       $ 142,800
Unsecured Debt | Minimum          
Debt Instrument [Line Items]          
Interest rate range     0.00%   0.00%
Unsecured Debt | Maximum          
Debt Instrument [Line Items]          
Interest rate range     7.40%   7.50%
Unsecured Debt | Subsidiaries          
Debt Instrument [Line Items]          
Total 701,561   $ 701,561   $ 792,484
Secured Debt | Secured Credit Facility          
Debt Instrument [Line Items]          
Total 1,050,000   1,050,000   803,200
Secured Debt | Subsidiaries          
Debt Instrument [Line Items]          
Total 2,453,760   2,453,760   2,383,610
Fixed rate | Unsecured Debt          
Debt Instrument [Line Items]          
2026 25   25   869,461
2027 1,119,684   1,119,684   1,117,106
2028 995,548   995,548   1,029,501
2029 589,966   589,966   586,495
2030 1,052,182   1,052,182   1,063,637
2031 and Later 7,381,048   7,381,048   4,782,178
Fixed rate | Unsecured Debt | Subsidiaries          
Debt Instrument [Line Items]          
2029 0   0   3,937
2030 0   0   1,416
2031 and Later 647,970   647,970   633,372
Fixed rate | Secured Debt | Subsidiaries          
Debt Instrument [Line Items]          
2026 93,558   93,558   166,414
2027 646,710   646,710   630,114
2028 750,692   750,692   746,556
2029 260,596   260,596   191,068
Variable rate | Unsecured Debt          
Debt Instrument [Line Items]          
2026 45,488   45,488   45,235
2027 350,000   350,000   0
2029 1,313   1,313   1,312
2031 and Later 71,932   71,932   71,924
Variable rate | Unsecured Debt | Subsidiaries          
Debt Instrument [Line Items]          
2026 0   0   100,000
2027 53,591   53,591   53,759
Variable rate | Secured Debt | Subsidiaries          
Debt Instrument [Line Items]          
2026 12,958   12,958   525,000
2027 124,661   124,661   124,458
2028 525,000   525,000   0
2031 and Later 39,585   39,585   0
Structured Notes | Unsecured Debt          
Debt Instrument [Line Items]          
2026 52,732   52,732   102,743
2027 98,602   98,602   94,777
2028 150,090   150,090   176,009
2029 184,486   184,486   178,956
2030 380,072   380,072   443,825
2031 and Later 2,412,493   2,412,493   2,156,638
Long-term debt $ 3,860,273   $ 3,860,273   $ 3,734,843