Contingencies (Other Litigation) (Narrative) (Details) - Other Litigation [Member] $ in Millions, ₩ in Billions, THB in Billions							3 Months Ended		5 Months Ended		12 Months Ended
	Nov. 29, 2017 USD ($)	Nov. 29, 2017 THB	Jan. 26, 2017 USD ($)	Jan. 26, 2017 THB	Jan. 18, 2016 USD ($)	Jan. 18, 2016 THB	Mar. 31, 2017 USD ($)	Mar. 31, 2017 KRW (₩)	Mar. 31, 2017 USD ($)	Mar. 31, 2017 KRW (₩)	Dec. 31, 2016 USD ($)	Dec. 31, 2016 KRW (₩)
The Department of Special Investigations of the Government of Thailand [Member] | Thailand [Member]
Loss Contingencies [Line Items]
Number of defendants					8	8
Fines or demanded payments sought	$ 803	THB 25.6	$ 621	THB 19.8
The South Korean Board Of Audit And Inspection [Member] | South Korea [Member]
Loss Contingencies [Line Items]
Amounts paid							$ 157	₩ 172	$ 249	₩ 272	$ 92	₩ 100
Pending Litigation [Member] | The Department of Special Investigations of the Government of Thailand [Member] | Thailand [Member]
Loss Contingencies [Line Items]
Loss contingency, damages sought, value					$ 2,540	THB 80.8