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Share-Based Payments (Details 7) - Performance units
12 Months Ended
Dec. 31, 2019
shares
Share-based Compensation Arrangement by Share-based Payment Award  
Beginning Balance, Unvested, Shares 48,000,000
Shares, Granted 0
Shares, Vested (33,000,000)
Shares, Forfeited (4,000,000)
Ending Balance, Unvested, Shares 11,000,000