Fair Value Measurements and Derivatives - Notional Amount of Currency Derivatives (Details) - USD ($) $ in Millions | 6 Months Ended | |
Jun. 30, 2018 | Dec. 31, 2017 |
Foreign Exchange Forward [Member] | | |
Derivative Instruments and Hedging Activities Disclosures [Line Items] | | |
Derivative, Notional Amount | $ 316 | $ 306 |
Foreign Exchange Forward [Member] | United States of America, Dollars [Member] | | |
Derivative Instruments and Hedging Activities Disclosures [Line Items] | | |
Traded Currency | Mexican peso, euro | |
Derivative, Notional Amount | $ 119 | |
Foreign Exchange Forward [Member] | Euro Member Countries, Euro [Member] | | |
Derivative Instruments and Hedging Activities Disclosures [Line Items] | | |
Traded Currency | U.S. dollar, Canadian dollar, Hungarian forint, British pound, Swiss franc, Indian rupee, Russian ruble, Chinese renminbi | |
Derivative, Notional Amount | $ 50 | |
Foreign Exchange Forward [Member] | United Kingdom, Pounds [Member] | | |
Derivative Instruments and Hedging Activities Disclosures [Line Items] | | |
Traded Currency | U.S. dollar, Euro | |
Derivative, Notional Amount | $ 2 | |
Foreign Exchange Forward [Member] | Swedish krona [Member] | | |
Derivative Instruments and Hedging Activities Disclosures [Line Items] | | |
Traded Currency | U.S. dollar, Euro | |
Derivative, Notional Amount | $ 13 | |
Foreign Exchange Forward [Member] | South Africa Rand [Member] | | |
Derivative Instruments and Hedging Activities Disclosures [Line Items] | | |
Traded Currency | U.S. dollar, Euro, Thai baht | |
Derivative, Notional Amount | $ 13 | |
Foreign Exchange Forward [Member] | Thailand, Baht [Member] | | |
Derivative Instruments and Hedging Activities Disclosures [Line Items] | | |
Traded Currency | U.S. dollar | |
Derivative, Notional Amount | $ 12 | |
Foreign Exchange Forward [Member] | Canada, Dollars [Member] | | |
Derivative Instruments and Hedging Activities Disclosures [Line Items] | | |
Traded Currency | U.S. dollar | |
Derivative, Notional Amount | $ 22 | |
Foreign Exchange Forward [Member] | Brazil, Brazil Real [Member] | | |
Derivative Instruments and Hedging Activities Disclosures [Line Items] | | |
Traded Currency | Euro, U.S. dollar | |
Derivative, Notional Amount | $ 38 | |
Foreign Exchange Forward [Member] | Indian rupee [Member] | | |
Derivative Instruments and Hedging Activities Disclosures [Line Items] | | |
Traded Currency | U.S. dollar, British pound, Euro | |
Derivative, Notional Amount | $ 47 | |
Foreign Exchange Forward [Member] | Not Designated as Hedging Instrument [Member] | | |
Derivative Instruments and Hedging Activities Disclosures [Line Items] | | |
Derivative, Notional Amount | 107 | |
Foreign Exchange Forward [Member] | Not Designated as Hedging Instrument [Member] | Euro Member Countries, Euro [Member] | | |
Derivative Instruments and Hedging Activities Disclosures [Line Items] | | |
Derivative, Notional Amount | 6 | |
Foreign Exchange Forward [Member] | Not Designated as Hedging Instrument [Member] | South Africa Rand [Member] | | |
Derivative Instruments and Hedging Activities Disclosures [Line Items] | | |
Derivative, Notional Amount | 2 | |
Foreign Exchange Forward [Member] | Not Designated as Hedging Instrument [Member] | Thailand, Baht [Member] | | |
Derivative Instruments and Hedging Activities Disclosures [Line Items] | | |
Derivative, Notional Amount | 12 | |
Foreign Exchange Forward [Member] | Not Designated as Hedging Instrument [Member] | Canada, Dollars [Member] | | |
Derivative Instruments and Hedging Activities Disclosures [Line Items] | | |
Derivative, Notional Amount | 6 | |
Foreign Exchange Forward [Member] | Not Designated as Hedging Instrument [Member] | Brazil, Brazil Real [Member] | | |
Derivative Instruments and Hedging Activities Disclosures [Line Items] | | |
Derivative, Notional Amount | 34 | |
Foreign Exchange Forward [Member] | Not Designated as Hedging Instrument [Member] | Indian rupee [Member] | | |
Derivative Instruments and Hedging Activities Disclosures [Line Items] | | |
Derivative, Notional Amount | 47 | |
Foreign Exchange Forward [Member] | Cash Flow Hedging [Member] | | |
Derivative Instruments and Hedging Activities Disclosures [Line Items] | | |
Derivative, Notional Amount | 209 | |
Foreign Exchange Forward [Member] | Cash Flow Hedging [Member] | United States of America, Dollars [Member] | | |
Derivative Instruments and Hedging Activities Disclosures [Line Items] | | |
Derivative, Notional Amount | 119 | |
Foreign Exchange Forward [Member] | Cash Flow Hedging [Member] | Euro Member Countries, Euro [Member] | | |
Derivative Instruments and Hedging Activities Disclosures [Line Items] | | |
Derivative, Notional Amount | 44 | |
Foreign Exchange Forward [Member] | Cash Flow Hedging [Member] | United Kingdom, Pounds [Member] | | |
Derivative Instruments and Hedging Activities Disclosures [Line Items] | | |
Derivative, Notional Amount | 2 | |
Foreign Exchange Forward [Member] | Cash Flow Hedging [Member] | Swedish krona [Member] | | |
Derivative Instruments and Hedging Activities Disclosures [Line Items] | | |
Derivative, Notional Amount | 13 | |
Foreign Exchange Forward [Member] | Cash Flow Hedging [Member] | South Africa Rand [Member] | | |
Derivative Instruments and Hedging Activities Disclosures [Line Items] | | |
Derivative, Notional Amount | 11 | |
Foreign Exchange Forward [Member] | Cash Flow Hedging [Member] | Canada, Dollars [Member] | | |
Derivative Instruments and Hedging Activities Disclosures [Line Items] | | |
Derivative, Notional Amount | 16 | |
Foreign Exchange Forward [Member] | Cash Flow Hedging [Member] | Brazil, Brazil Real [Member] | | |
Derivative Instruments and Hedging Activities Disclosures [Line Items] | | |
Derivative, Notional Amount | 4 | |
Currency Swap [Member] | | |
Derivative Instruments and Hedging Activities Disclosures [Line Items] | | |
Derivative, Notional Amount | $ 1,103 | $ 1,112 |
Currency Swap [Member] | United States of America, Dollars [Member] | | |
Derivative Instruments and Hedging Activities Disclosures [Line Items] | | |
Traded Currency | Euro | |
Derivative, Notional Amount | $ 775 | |
Currency Swap [Member] | Euro Member Countries, Euro [Member] | | |
Derivative Instruments and Hedging Activities Disclosures [Line Items] | | |
Traded Currency | U.S. dollar | |
Derivative, Notional Amount | $ 328 | |
Currency Swap [Member] | Not Designated as Hedging Instrument [Member] | | |
Derivative Instruments and Hedging Activities Disclosures [Line Items] | | |
Derivative, Notional Amount | 0 | |
Currency Swap [Member] | Cash Flow Hedging [Member] | | |
Derivative Instruments and Hedging Activities Disclosures [Line Items] | | |
Derivative, Notional Amount | 1,103 | |
Currency Swap [Member] | Cash Flow Hedging [Member] | United States of America, Dollars [Member] | | |
Derivative Instruments and Hedging Activities Disclosures [Line Items] | | |
Derivative, Notional Amount | 775 | |
Currency Swap [Member] | Cash Flow Hedging [Member] | Euro Member Countries, Euro [Member] | | |
Derivative Instruments and Hedging Activities Disclosures [Line Items] | | |
Derivative, Notional Amount | 328 | |
Foreign Exchange Contract [Member] | | |
Derivative Instruments and Hedging Activities Disclosures [Line Items] | | |
Derivative, Notional Amount | 1,419 | |
Foreign Exchange Contract [Member] | Not Designated as Hedging Instrument [Member] | | |
Derivative Instruments and Hedging Activities Disclosures [Line Items] | | |
Derivative, Notional Amount | 107 | |
Foreign Exchange Contract [Member] | Cash Flow Hedging [Member] | | |
Derivative Instruments and Hedging Activities Disclosures [Line Items] | | |
Derivative, Notional Amount | $ 1,312 | |