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Note 25 - Accumulated Other Comprehensive Income Loss (Tables) | 12 Months Ended
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Dec. 31, 2021
Accumulated Other Comprehensive Income Loss Net Of Tax [Abstract] |
Components of Accumulated Other Comprehensive Income (Loss) | Accumulated other comprehensive income (loss) is composed of the following:
|  | As of December 31, |
(in millions) |  | 2021 |  |  | 2020 |
Currency translation adjustments |  | $ | (100 | ) |  | $ | (106 | )
Pension and other postretirement benefit plan changes |  |  | 321 |  |  |  | (340 | )
Ending balance |  | $ | 221 |  |  | $ | (446 | )

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