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Supplemental cash flow
9 Months Ended
Sep. 30, 2021
Supplemental cash flow  
Supplemental cash flow

18.

SUPPLEMENTAL CASH FLOW

Selected cash payments and non-cash activities are as follows:

Nine Months Ended September 30,

2021

2020

Supplemental cash flow information:

Cash paid for interest

$

88

$

127

Income tax refunds

13

Supplemental non-cash investing and financing activities:

Accrued capital expenditures

13

13