Derivative Instruments and Hedging Activities - Schedule of Derivative Instruments (Details) - Mar. 31, 2020 € in Millions, ₩ in Millions, ¥ in Millions, ¥ in Millions, £ in Millions, RM in Millions, $ in Millions	EUR (€) ozt lb $ / $ $ / ¥ € / $ $ / RM $ / ¥ £ / $ $ / ₩	KRW (₩) ozt lb $ / $ $ / ¥ € / $ $ / RM $ / ¥ £ / $ $ / ₩	MXN ($) ozt lb $ / $ $ / ¥ € / $ $ / RM $ / ¥ £ / $ $ / ₩	GBP (£) ozt lb $ / $ $ / ¥ € / $ $ / RM $ / ¥ £ / $ $ / ₩	CNY (¥) ozt lb $ / $ $ / ¥ € / $ $ / RM $ / ¥ £ / $ $ / ₩	MYR (RM) ozt lb $ / $ $ / ¥ € / $ $ / RM $ / ¥ £ / $ $ / ₩	JPY (¥) ozt lb $ / $ $ / ¥ € / $ $ / RM $ / ¥ £ / $ $ / ₩
Foreign currency forward contracts | Not designated | Euro (EUR) to USD
Hedges of Foreign Currency Risk
Notional | €	€ 30.0
Weighted-Average Strike Rate | € / $	1.10	1.10	1.10	1.10	1.10	1.10	1.10
Foreign currency forward contracts | Not designated | USD to Chinese Renminbi (CNY)
Hedges of Foreign Currency Risk
Notional | ¥					¥ 437.0
Weighted-Average Strike Rate | $ / ¥	7.12	7.12	7.12	7.12	7.12	7.12	7.12
Foreign currency forward contracts | Not designated | USD to Japanese Yen (JPY)
Hedges of Foreign Currency Risk
Notional | ¥							¥ 498.0
Weighted-Average Strike Rate | $ / ¥	107.94	107.94	107.94	107.94	107.94	107.94	107.94
Foreign currency forward contracts | Not designated | USD to Malaysian Ringgit (MYR)
Hedges of Foreign Currency Risk
Notional | RM						RM 16.0
Weighted-Average Strike Rate | $ / RM	4.31	4.31	4.31	4.31	4.31	4.31	4.31
Foreign currency forward contracts | Not designated | USD to Mexican Peso (MXN)
Hedges of Foreign Currency Risk
Notional | $			$ 202.0
Weighted-Average Strike Rate | $ / $	23.53	23.53	23.53	23.53	23.53	23.53	23.53
Foreign currency forward contracts | Not designated | British Pound Sterling (GBP) to USD
Hedges of Foreign Currency Risk
Notional | £				£ 2.0
Weighted-Average Strike Rate | £ / $	1.23	1.23	1.23	1.23	1.23	1.23	1.23
Foreign currency forward contracts | Cash flow hedge | Euro (EUR) to USD
Hedges of Foreign Currency Risk
Notional | €	€ 325.7
Weighted-Average Strike Rate | € / $	1.16	1.16	1.16	1.16	1.16	1.16	1.16
Foreign currency forward contracts | Cash flow hedge | USD to Chinese Renminbi (CNY)
Hedges of Foreign Currency Risk
Notional | ¥					¥ 804.6
Weighted-Average Strike Rate | $ / ¥	6.99	6.99	6.99	6.99	6.99	6.99	6.99
Foreign currency forward contracts | Cash flow hedge | USD to Korean Won (KRW)
Hedges of Foreign Currency Risk
Notional | ₩		₩ 22,742.4
Weighted-Average Strike Rate | $ / ₩	1,151.92	1,151.92	1,151.92	1,151.92	1,151.92	1,151.92	1,151.92
Foreign currency forward contracts | Cash flow hedge | USD to Mexican Peso (MXN)
Hedges of Foreign Currency Risk
Notional | $			$ 2,961.0
Weighted-Average Strike Rate | $ / $	21.36	21.36	21.36	21.36	21.36	21.36	21.36
Foreign currency forward contracts | Cash flow hedge | British Pound Sterling (GBP) to USD
Hedges of Foreign Currency Risk
Notional | £				£ 53.7
Weighted-Average Strike Rate | £ / $	1.29	1.29	1.29	1.29	1.29	1.29	1.29
Silver | Not designated
Hedges of Foreign Currency Risk
Weighted-Average Strike Rate	16.65	16.65	16.65	16.65	16.65	16.65	16.65
Hedges of Commodity Risk
Notional	850,249	850,249	850,249	850,249	850,249	850,249	850,249
Gold | Not designated
Hedges of Foreign Currency Risk
Weighted-Average Strike Rate	1,457.41	1,457.41	1,457.41	1,457.41	1,457.41	1,457.41	1,457.41
Hedges of Commodity Risk
Notional	7,733	7,733	7,733	7,733	7,733	7,733	7,733
Nickel | Not designated
Hedges of Foreign Currency Risk
Weighted-Average Strike Rate	6.16	6.16	6.16	6.16	6.16	6.16	6.16
Hedges of Commodity Risk
Notional | lb	221,697	221,697	221,697	221,697	221,697	221,697	221,697
Aluminum | Not designated
Hedges of Foreign Currency Risk
Weighted-Average Strike Rate	0.87	0.87	0.87	0.87	0.87	0.87	0.87
Hedges of Commodity Risk
Notional | lb	3,103,095	3,103,095	3,103,095	3,103,095	3,103,095	3,103,095	3,103,095
Copper | Not designated
Hedges of Foreign Currency Risk
Weighted-Average Strike Rate	2.69	2.69	2.69	2.69	2.69	2.69	2.69
Hedges of Commodity Risk
Notional | lb	2,290,867	2,290,867	2,290,867	2,290,867	2,290,867	2,290,867	2,290,867
Platinum | Not designated
Hedges of Foreign Currency Risk
Weighted-Average Strike Rate	896.59	896.59	896.59	896.59	896.59	896.59	896.59
Hedges of Commodity Risk
Notional	7,821	7,821	7,821	7,821	7,821	7,821	7,821
Palladium | Not designated
Hedges of Foreign Currency Risk
Weighted-Average Strike Rate	1,620.30	1,620.30	1,620.30	1,620.30	1,620.30	1,620.30	1,620.30
Hedges of Commodity Risk
Notional	942	942	942	942	942	942	942