Annual report pursuant to Section 13 and 15(d)

Income Taxes (Details 2)

v3.20.1
Income Taxes (Details 2) - USD ($)
$ in Millions
3 Months Ended 12 Months Ended
Feb. 29, 2020
Nov. 30, 2019
Aug. 31, 2019
May 31, 2019
Feb. 28, 2019
Nov. 30, 2018
Aug. 31, 2018
May 31, 2018
Feb. 29, 2020
Feb. 28, 2019
Feb. 28, 2018
Effective Income Tax Rate Reconciliation, Amount                      
Income tax provision (benefit) at statutory rate                 $ (198.5) $ 870.5 $ 765.4
State and local income taxes, net of federal income tax benefit                 (82.3) 81.3 18.0
Net income tax provision (benefit) from legislative changes $ 0.0 $ (547.4) $ 0.0 $ 0.0         (547.4)    
Net income tax provision (benefit) from legislative changes           $ (37.6)     0.0 (37.6)  
Net income tax provision (benefit) from legislative changes                     (351.2)
Earnings taxed at other than U.S. statutory rate                 (46.5) (81.0) (323.9)
Excess tax benefits from stock-based compensation awards                 (56.2) (82.9) (68.6)
Net income tax provision (benefit) recognized for adjustment to valuation allowance $ 25.0 $ 0.0 $ 0.0 $ (54.1) $ (50.1) $ 0.0 $ 0.0 $ 0.0 (32.8) (74.1) 4.8
Miscellaneous items, net                 (2.9) 9.7 (21.8)
Income tax provision (benefit)                 $ (966.6) $ 685.9 $ 22.7
Effective Income Tax Rate Reconciliation, % of Pretax Income                      
Income tax provision (benefit) at statutory rate                 21.00% 21.00% 32.70%
State and local income taxes, net of federal income tax benefit                 8.70% 2.00% 0.80%
Net income tax provision (benefit) from legislative changes                 57.90%    
Net income tax provision (benefit) from legislative changes                   (0.90%)  
Net income tax provision (benefit) from legislative changes                     (15.00%)
Earnings taxed at other than U.S. statutory rate                 5.00% (1.90%) (13.90%)
Excess tax benefits from stock-based compensation awards                 5.90% (2.00%) (2.90%)
Net income tax provision (benefit) recognized for adjustment to valuation allowance                 3.50% (1.80%) 0.20%
Miscellaneous items, net                 0.30% 0.10% (0.90%)
Income tax provision (benefit) at effective rate                 102.30% 16.50% 1.00%