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Other Current Liabilities
 6 Months Ended
Mar. 31, 2021
Other Liabilities, Current [Abstract]  
Other Current Liabilities Other Current Liabilities
Other current liabilities are summarized as follows (in millions):
March 31,
2021		September 30,
2020
Compensation and benefits$103 $91 
Product warranties 19 19 
Other157 154 
Other current liabilities$279 $264 

Compensation and benefits includes the current portion of pension and retiree medical liability, accrued incentive compensation, salary and wages and accrued vacation, holiday and sick leave pay.
A summary of the changes in product warranties is as follows (in millions):
Six Months Ended March 31,
20212020
Total product warranties – beginning of period$54 $50 
Accruals for product warranties12 7 
Payments(10)(10)
Change in estimates and other (2)(2)
Total product warranties – end of period54 45 
Less: non-current product warranties(35)(29)
Product warranties – current$19 $16