Derivative Instruments and Hedging Activities | Derivative Instruments and Hedging Activities Hedges of Foreign Currency Risk For the three months ended March 31, 2020 and 2019 , amounts excluded from the assessment of effectiveness of our foreign currency forward contracts that are designated as cash flow hedges were not material. As of March 31, 2020 , we estimate that $3.5 million of net gains will be reclassified from accumulated other comprehensive loss to earnings during the twelve-month period ending March 31, 2021 . As of March 31, 2020 , we had the following outstanding foreign currency forward contracts: Notional (in millions) Effective Date(s) Maturity Date(s) Index (Exchange Rates) Weighted-Average Strike Rate Hedge Designation (1) 30.0 EUR March 27, 2020 April 30, 2020 Euro ("EUR") to USD 1.10 USD Not designated 325.7 EUR Various from May 2018 to March 2020 Various from April 2020 to February 2022 EUR to USD 1.16 USD Cash flow hedge 437.0 CNY March 26, 2020 April 30, 2020 USD to Chinese Renminbi ("CNY") 7.12 CNY Not designated 804.6 CNY Various from December 2019 to January 2020 Various from April to December 2020 USD to CNY 6.99 CNY Cash flow hedge 498.0 JPY March 27, 2020 April 30, 2020 USD to Japanese Yen ("JPY") 107.94 JPY Not designated 22,742.4 KRW Various from May 2018 to March 2020 Various from April 2020 to February 2022 USD to Korean Won ("KRW") 1,151.92 KRW Cash flow hedge 16.0 MYR March 26, 2020 April 30, 2020 USD to Malaysian Ringgit ("MYR") 4.31 MYR Not designated 202.0 MXN March 27, 2020 April 30, 2020 USD to Mexican Peso ("MXN") 23.53 MXN Not designated 2,961.0 MXN Various from May 2018 to March 2020 Various from April 2020 to February 2022 USD to MXN 21.36 MXN Cash flow hedge 2.0 GBP March 27, 2020 April 30, 2020 British Pound Sterling ("GBP") to USD 1.23 USD Not Designated 53.7 GBP Various from May 2018 to March 2020 Various from April 2020 to February 2022 GBP to USD 1.29 USD Cash flow hedge _________________________ (1) Derivative financial instruments not designated as hedges are used to manage our exposure to currency exchange rate risk. They are intended to preserve economic value, and they are not used for trading or speculative purposes. Hedges of Commodity Risk As of March 31, 2020 , we had the following outstanding commodity forward contracts, none of which were designated for hedge accounting treatment in accordance with FASB ASC Topic 815, Derivatives and Hedging : Commodity Notional Remaining Contracted Periods Weighted-Average Strike Price Per Unit Silver 850,249 troy oz. April 2020 - February 2022 $16.65 Gold 7,733 troy oz. April 2020 - February 2022 $1,457.41 Nickel 221,697 pounds April 2020 - February 2022 $6.16 Aluminum 3,103,095 pounds April 2020 - February 2022 $0.87 Copper 2,290,867 pounds April 2020 - February 2022 $2.69 Platinum 7,821 troy oz. April 2020 - February 2022 $896.59 Palladium 942 troy oz. April 2020 - February 2022 $1,620.30 Financial Instrument Presentation The following table presents the fair values of our derivative financial instruments and their classification in the condensed consolidated balance sheets as of March 31, 2020 and December 31, 2019 : Asset Derivatives Liability Derivatives Balance Sheet Location March 31, 2020 December 31, 2019 Balance Sheet Location March 31, 2020 December 31, 2019 Derivatives designated as hedging instruments Foreign currency forward contracts Prepaid expenses and other current assets $ 17,224 $ 20,957 Accrued expenses and other current liabilities $ 17,139 $ 1,055 Foreign currency forward contracts Other assets 2,840 2,530 Other long-term liabilities 6,504 428 Total $ 20,064 $ 23,487 $ 23,643 $ 1,483 Derivatives not designated as hedging instruments Commodity forward contracts Prepaid expenses and other current assets $ 1,635 $ 3,069 Accrued expenses and other current liabilities $ 3,603 $ 394 Commodity forward contracts Other assets 444 554 Other long-term liabilities 1,390 68 Foreign currency forward contracts Prepaid expenses and other current assets 31 74 Accrued expenses and other current liabilities 409 476 Total $ 2,110 $ 3,697 $ 5,402 $ 938 These fair value measurements are all categorized within Level 2 of the fair value hierarchy. The following tables present the effect of our derivative financial instruments on the condensed consolidated statements of operations and the condensed consolidated statements of comprehensive (loss)/income for the three months ended March 31, 2020 and 2019 : Derivatives designated as Amount of Deferred Gain/(Loss) Recognized in Other Comprehensive (Loss)/Income Location of Net Gain Reclassified from Accumulated Other Comprehensive Loss into Net Income Amount of Net Gain Reclassified from Accumulated Other Comprehensive Loss into Net Income 2020 2019 2020 2019 Foreign currency forward contracts $ 12,544 $ 9,118 Net revenue $ 6,623 $ 3,219 Foreign currency forward contracts $ (29,630 ) $ 6,078 Cost of revenue $ 1,768 $ 128 Derivatives not designated as Amount of (Loss)/Gain Recognized in Net Income Location of (Loss)/Gain Recognized in Net Income 2020 2019 Commodity forward contracts $ (5,575 ) $ 1,123 Other, net Foreign currency forward contracts $ (3,781 ) $ 478 Other, net Credit Risk Related Contingent Features We have agreements with certain of our derivative counterparties that contain a provision whereby if we default on our indebtedness and repayment of the indebtedness has been accelerated by the lender, then we could also be declared in default on our derivative obligations. As of March 31, 2020 , the termination value of outstanding derivatives in a liability position, excluding any adjustment for non-performance risk, was $29.3 million . As of March 31, 2020 , we had no |