XML 52 R18.htm IDEA: XBRL DOCUMENT
v3.22.0.1

Property, Plant and Equipment | 12 Months Ended
--- | ---
Dec. 31, 2021
Property, Plant and Equipment [Abstract] |
Property, Plant and Equipment | Note 9 Property, Plant and Equipment TDS’ Property, plant and equipment in service and under construction, and related accumulated depreciation and amortization, as of December 31, 2021 and 2020, were as follows:
December 31, | Useful Lives (Years) |  | 2021 |  | 2020
(Dollars in millions) |  |  |  |  |
Land | N/A |  | $ | 62 |  |  | $ | 56 |
Buildings | 5-40 |  | 541 |  |  | 533 |
Leasehold and land improvements | 1-30 |  | 1,476 |  |  | 1,404 |
Cable and wire | 15-40 |  | 2,403 |  |  | 2,195 |
Network and switching equipment | 3-10 |  | 2,671 |  |  | 2,634 |
Cell site equipment | 7-25 |  | 4,150 |  |  | 4,017 |
Office furniture and equipment | 3-10 |  | 346 |  |  | 394 |
Other operating assets and equipment | 1-12 |  | 176 |  |  | 189 |
System development | 1-7 |  | 1,864 |  |  | 1,709 |
Work in process | N/A |  | 576 |  |  | 528 |
Total property, plant and equipment, gross |  |  | 14,265 |  |  | 13,659 |
Accumulated depreciation and amortization |  |  | (9,904) |  |  | (9,687) |
Total property, plant and equipment, net |  |  | $ | 4,361 |  |  | $ | 3,972 |
Depreciation and amortization expense totaled $851 million, $862 million and $890 million in 2021, 2020 and 2019, respectively. In 2021, 2020 and 2019, (Gain) loss on asset disposals, net included charges of $26 million, $27 million and $12 million, respectively, related to disposals of assets, trade-ins of older assets for replacement assets and other retirements of assets from service in the normal course of business.

X
- References No definition available. + Details
Name: | us-gaap_PropertyPlantAndEquipmentAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The entire disclosure for long-lived, physical asset used in normal conduct of business and not intended for resale. Includes, but is not limited to, work of art, historical treasure, and similar asset classified as collections. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=120429125&loc=d3e99893-112916 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -URI http://asc.fasb.org/topic&trid=2155823 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=120429125&loc=SL120174063-112916 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 1 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=120429125&loc=d3e99779-112916 + Details
Name: | us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration