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v3.25.1

Earnings Per Share - Reconciliation (Details) - USD ($) $ / shares in Units, shares in Millions, $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2025 | Mar. 31, 2024
Earnings per share |  |
Net income (loss) attributable to TDS common shareholders | $ (10) | $ 12
Weighted average number of shares used in basic earnings (loss) per share: | 115 | 113
Effects of dilutive securities (in shares) | 0 | 4
Weighted average number of shares used in diluted earnings (loss) per share | 115 | 117
Basic earnings (loss) per share attributable to TDS common shareholders | $ (0.09) | $ 0.11
Diluted earnings (loss) per share attributable to TDS common shareholders | $ (0.09) | $ 0.10
Common Shares |  |
Earnings per share |  |
Weighted average number of shares used in basic earnings (loss) per share: | 108 | 106
Series A Common Shares |  |
Earnings per share |  |
Weighted average number of shares used in basic earnings (loss) per share: | 7 | 7

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