Taxes (Details) - USD ($) $ in Millions		9 Months Ended
	May 31, 2020	Sep. 30, 2020
Operating Loss Carryforwards [Line Items]
Debtor Reorganization Items, Cancellation of Debt Income	$ 217
Loss Generated Through 2016 [Member] | Foreign Tax Authority [Member]
Operating Loss Carryforwards [Line Items]
Operating Loss Carryforwards, Statutory Carryforward Period		12 years
Loss Generated After 2017 [Member] | Domestic Tax Authority [Member]
Operating Loss Carryforwards [Line Items]
Net Operating Loss Limit of Taxable Income, Tax Reform Act, Provisions in Effect		80.00%