Commitments and Contingencies Disclosure (Details) - USD ($) $ in Millions	1 Months Ended
	Dec. 31, 2016	Mar. 31, 2016
Commitments and Contingencies Disclosure [Abstract]
Loss Contingency, Damages Awarded, Value	$ 2,540
Loss Contingency, Motion Invalidated For Past Damages, Value	$ 2,540
Litigation Settlement, Amount		$ (200)