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ACCUMULATED OTHER COMPREHENSIVE LOSS Accumulated Other Comprehensive Loss | 6 Months Ended
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Jul. 03, 2021
Statement of Other Comprehensive Income [Abstract] |
Accumulated Other Comprehensive Loss | ACCUMULATED OTHER COMPREHENSIVE LOSS
As of and for the Three Months Ended July 3, 2021 | Postretirement Benefit Plans |  | Cumulative Translation Adjustment |  |  |  | Accumulated Other Comprehensive Loss
April 3, 2021 | (55.9) |  |  | (253.5) |  |  |  |  | (309.4) |
Net foreign currency translation adjustment | — |  |  | 8.4 |  |  |  |  | 8.4 |
July 3, 2021 | $ | (55.9) |  |  | $ | (245.1) |  |  |  |  | $ | (301.0) |
As of and for the Six Months Ended July 3, 2021 |  |  |  |  |  |  |
December 31, 2020 | $ | (55.9) |  |  | $ | (223.5) |  |  |  |  | $ | (279.4) |
Net foreign currency translation adjustment | — |  |  | (21.6) |  |  |  |  | (21.6) |
July 3, 2021 | $ | (55.9) |  |  | $ | (245.1) |  |  |  |  | $ | (301.0) |
As of and for the Three Months Ended June 27, 2020 |  |  |  |  |  |  |
March 28, 2020 | (132.4) |  |  | (303.3) |  |  |  |  | (435.7) |
Net change in postretirement benefit plans, net of tax | 0.9 |  |  | — |  |  |  |  | 0.9 |
Net foreign currency translation adjustment | — |  |  | 2.1 |  |  |  |  | 2.1 |
June 27, 2020 | $ | (131.5) |  |  | $ | (301.2) |  |  |  |  | $ | (432.7) |
As of and for the Six Months Ended June 27, 2020 |  |  |  |  |  |  |
December 31, 2019 | $ | (133.3) |  |  | $ | (252.0) |  |  |  |  | $ | (385.3) |
Net change in postretirement benefit plans, net of tax | 1.8 |  |  | — |  |  |  |  | 1.8 |
Net foreign currency translation adjustment | — |  |  | (49.2) |  |  |  |  | (49.2) |
June 27, 2020 | $ | (131.5) |  |  | $ | (301.2) |  |  |  |  | $ | (432.7) |

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