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DERIVATIVE FINANCIAL INSTRUMENTS (Details) lb in Millions |  |  | 6 Months Ended
--- | --- | --- | ---
Jul. 03, 2021 USD ($) lb | Dec. 31, 2020 USD ($) lb | Jul. 03, 2021 USD ($)
Initial Swaps | Derivative contracts designated as hedging instruments |  |  |
Derivative Financial Instruments |  |  |
Fixed rate | 2.535% |  | 2.535%
Additional Swaps | Derivative contracts designated as hedging instruments |  |  |
Derivative Financial Instruments |  |  |
Aggregate notional amount | $ 246,900,000 |  | $ 246,900,000
Additional Swaps | Derivative contracts designated as hedging instruments | Term loan |  |  |
Derivative Financial Instruments |  |  |
Fixed rate | 1.061% |  | 1.061%
Swaps | Derivative contracts designated as hedging instruments |  |  |
Derivative Financial Instruments |  |  |
Unrealized gain (loss) recorded in AOCI | $ 2,500,000 | $ 5,900,000 | $ 2,500,000
Derivative fair value | 3,300,000 | 7,800,000 | 3,300,000
Derivative Liability | 2,400,000 | 1,400,000 | 2,400,000
FX Forward Contracts |  |  |
Derivative Financial Instruments |  |  |
Aggregate notional amount | 22,800,000 | 6,300,000 | 22,800,000
Commodity contracts |  |  |
Derivative Financial Instruments |  |  |
Unrealized gain (loss) recorded in AOCI | (500,000) | (1,500,000) | (500,000)
Fair value of derivative contract - asset | $ 600,000 | $ 2,400,000 | 600,000
Gain (loss) to be reclassified over the next 12 months |  |  | $ 500,000
Commodity contracts | Derivative contracts designated as hedging instruments | Transformer Solutions |  |  |
Derivative Financial Instruments |  |  |
Notional amount of commodity contracts (in pounds of copper) | lb | 3.0 | 3.2 |

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