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Noncontrolling Interests
 3 Months Ended
Mar. 31, 2019
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Change Due to Net Income Attributable to Parent and Effects of Changes, Net [Abstract]  
Noncontrolling Interests
Note 10 Noncontrolling Interests
The following schedule discloses the effects of Net income attributable to TDS shareholders and changes in TDS’ ownership interest in U.S. Cellular on TDS’ equity:
Three Months Ended March 31,
2019
 
2018
(Dollars in millions)
 
 
 
Net income attributable to TDS shareholders
$
59

 
$
39

Transfers to noncontrolling interests
 
 
 
Change in TDS' Capital in excess of par value from U.S. Cellular's issuance of U.S. Cellular shares
(2
)
 
(2
)
Change in TDS' Capital in excess of par value from U.S. Cellular's repurchases of U.S. Cellular shares
—

 
—

Purchase of ownership in subsidiaries from noncontrolling interests
—

 
—

Net transfers to noncontrolling interests
(2
)
 
(2
)
Change from net income attributable to TDS and transfers to noncontrolling interests
$
57

 
$
37