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Commitments and Contingencies (Tables)
9 Months Ended
Sep. 30, 2021
Commitments and Contingencies Disclosure [Abstract]  
Schedule of Environmental Loss Contingencies
The Company’s estimated share of environmental remediation costs for all these sites is recognized in the condensed consolidated balance sheets as follows:
September 30,
2021
December 31,
2020
Accrued expenses and other current liabilities$$
Deferred credits and other liabilities24 26 
$32 $34 
Schedule of Asset Retirement Obligations
The Company’s ARO liabilities are as follows:
September 30,
2021
December 31,
2020
Accrued expenses and other current liabilities$$
Deferred credits and other liabilities11 12 
$13 $14 
Warranty Accrual Table
The following represents the changes in the Company’s warranty accrual accounts:
 Three Months Ended    September 30,Nine Months Ended    September 30,
2021202020212020
Balance at beginning of period$72 $50 $62 $54 
Accruals and revisions to estimates 10 40 14 
Settlements(12)(1)(34)(8)
Foreign currency (1)(1)— 
Balance at end of period$67 $60 $67 $60