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Fair Value Measurements (Tables)
3 Months Ended
Mar. 31, 2020
Fair Value Disclosures [Abstract]  
Fair value measurements
U.S. Cellular has applied the provisions of fair value accounting for purposes of computing the fair value of financial instruments for disclosure purposes as displayed below.
 
 
 
March 31, 2020
 
December 31, 2019
 
Level within the Fair Value Hierarchy
 
Book Value
 
Fair Value
 
Book Value
 
Fair Value
(Dollars in millions)
 
 
 
 
 
 
 
 
 
Cash and cash equivalents
1
 
$
258

 
$
258

 
$
285

 
$
285

Long-term debt
 
 
 
 
 
 
 
 
 
Retail
2
 
917

 
795

 
917

 
943

Institutional
2
 
535

 
527

 
534

 
594

Other
2
 
83

 
83

 
83

 
83