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DERIVATIVE FINANCIAL INSTRUMENTS - Gain (Loss) on Derivatives (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 25, 2021 | Sep. 26, 2020 | Sep. 25, 2021 | Sep. 26, 2020
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Gain (loss) on derivatives recognized in earnings | $ 10,732 | $ 1,766 | $ 12,275 | $ 3,378
Commodity forward contracts | Product cost of sales |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Gain (loss) on derivatives recognized in earnings | 9,870 | 0 | 10,140 | 0
Foreign currency forward contracts | Other income |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Gain (loss) on derivatives recognized in earnings | 187 | 116 | 123 | 146
Foreign currency forward contracts | Product sales |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Gain (loss) on derivatives recognized in earnings | 0 | 1,017 | 0 | 1,169
Interest rate hedge amortization | Interest expense |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Gain (loss) on derivatives recognized in earnings | (16) | (16) | (48) | (48)
Cross currency swap contracts | Interest expense |  |  |  |
Derivative Instruments, Gain (Loss) [Line Items] |  |  |  |
Gain (loss) on derivatives recognized in earnings | $ 691 | $ 649 | $ 2,060 | $ 2,111

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- Definition Amount of increase (decrease) in the fair value of derivatives recognized in the income statement. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 815 -SubTopic 10 -Section 50 -Paragraph 4A -Subparagraph (b)(1) -URI http://asc.fasb.org/extlink&oid=125515794&loc=SL5618551-113959 + Details
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