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Investments In Unconsolidated Entities
9 Months Ended
Sep. 30, 2021
Equity Method Investments and Joint Ventures [Abstract]  
Investments in Unconsolidated Entities
Note 8 Investments in Unconsolidated Entities
Investments in unconsolidated entities consist of amounts invested in entities in which TDS holds a noncontrolling interest. TDS’ Investments in unconsolidated entities are accounted for using either the equity method or measurement alternative method as shown in the table below. The carrying value of measurement alternative method investments represents cost minus any impairments plus or minus any observable price changes.
September 30, 2021December 31, 2020
(Dollars in millions)  
Equity method investments$487 $456 
Measurement alternative method investments22 21 
Total investments in unconsolidated entities$509 $477 
The following table, which is based on unaudited information provided in part by third parties, summarizes the combined results of operations of TDS’ equity method investments.
 Three Months Ended
September 30,
Nine Months Ended
September 30,
 2021202020212020
(Dollars in millions)  
Revenues$1,763 $1,640 $5,245 $4,889 
Operating expenses1,250 1,142 3,752 3,407 
Operating income513 498 1,493 1,482 
Other income (expense), net5 (3)15 (2)
Net income$518 $495 $1,508 $1,480