Annual report pursuant to Section 13 and 15(d)

Commitments and Contingencies (Details Textual)

v3.20.1
Commitments and Contingencies (Details Textual) - USD ($)
$ in Millions
3 Months Ended 12 Months Ended
Feb. 28, 2019
Aug. 31, 2019
May 31, 2018
Feb. 28, 2018
Feb. 29, 2020
Feb. 28, 2019
Feb. 28, 2018
Loss Contingencies [Line Items]              
Amounts purchased under related-party arrangements         $ 166.6 $ 238.8 $ 316.6
Loss on inventory write-down $ 20.6   $ 1.5 $ 19.1      
Insurance recovery   $ 8.6          
Guarantee obligations [Member]              
Loss Contingencies [Line Items]              
Gain on release of indemnifications           3.7  
Indemnification liabilities $ 9.2       $ 9.1 $ 9.2