Share-Based Payments (Details 6) - Cash settled performance units	12 Months Ended
	Dec. 31, 2016 shares
Cash settled performance shares
Beginning Balance, Unvested, Shares	192,000,000
Shares, Granted	86,000,000	[1]
Shares, Vested	(117,000,000)
Shares, Forfeited	(39,000,000)
Ending Balance, Unvested, Shares	122,000,000

[1] CSPUs granted in 2016 include awards granted in conjunction with our annual awards made in February 2016 and CSPUs granted in conjunction with the hiring of employees. These grants reflect the target number of shares eligible to be earned at the time of grant.