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Accumulated Other Comprehensive Income (Loss)
6 Months Ended
Jun. 30, 2021
Equity [Abstract]  
Accumulated Other Comprehensive Income (Loss) Accumulated Other Comprehensive Income (Loss)
The following table shows the change in components for accumulated other comprehensive loss (in millions):

 
 
 
 Foreign Currency Translation Gain (Loss)Unrealized Loss on Derivative InstrumentsPost-Retirement Benefit Plans Total
Balance at December 31, 2020 $(43.7)$(14.6)$(79.2)$(137.5)
Change in component(36.6)4.8 — (31.8)
Reclassification adjustments into earnings (1)— (4.1)3.3 (0.8)
Income tax effect— (0.1)(0.8)(0.9)
Balance at March 31, 2021$(80.3)$(14.0)$(76.7)$(171.0)
Change in component15.3 (0.6)— 14.7 
Reclassification adjustments into earnings (1)— 1.0 3.1 4.1 
Income tax effect— — (0.8)(0.8)
Balance at June 30, 2021$(65.0)$(13.6)$(74.4)$(153.0)
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(1)     See "Note 7. Fair Value Disclosure" and "Note 8. Pension and Other Post-Retirement Benefits" for impacts of the reclassification adjustments on the statement of comprehensive income.