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Commitments and Contingencies (Tables)
6 Months Ended
Jun. 30, 2020
Commitments and Contingencies Disclosure [Abstract]  
Schedule of Changes in Carrying Amount of Product Warranty Liability
Changes in the product warranty liability for the six months ended June 30, 2020 and 2019 are as follows:
20202019
 (in millions)
Balance at beginning of year$10.1  $9.4  
Net charges to expense1.0  2.2  
Settlements made(2.3) (2.4) 
Balance at end of period$8.8  $9.2