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Supplemental Cash Flow Information
 6 Months Ended
Jun. 30, 2018
Supplemental Cash Flow Information  
Supplemental Cash Flow Information

14.  Supplemental Cash Flow Information

Income taxes paid in cash were as follows:

 

 

 

 

 

 

 

 

 

Six months ended June 30,

 

    

2018

    

2017

U.S.

 

$

 7

 

$

 6

Non-U.S.

 

 

68

 

 

83

Total income taxes paid in cash

 

 

75

 

 

89

Interest paid in cash for the six months ended June 30, 2018 and 2017 was $128 million and $145 million, respectively. Cash interest for the six months ended June 30, 2017 included $16 million for note repurchase premiums related to debt that was repaid prior to its maturity.

The Company uses various factoring programs to sell certain receivables to financial institutions as part of managing its cash flows. At June 30, 2018 and June 30, 2017, the amount of receivables sold by the Company was $221 million and $205 million, respectively. Any continuing involvement with the sold receivables is immaterial.