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v3.19.3.a.u2

Nature of Operations (Details) | 12 Months Ended
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Dec. 31, 2019 cell_site segment
Organization, Consolidation and Presentation of Financial Statements [Abstract] |
Number of Reportable Segments | segment | 3
Number of cell towers built | cell_site | 225

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- Definition Number Of Cell Towers Built + References No definition available. + Details
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Namespace Prefix: | shen_
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Balance Type: | na
Period Type: | duration

X
- Definition Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements. + References No definition available. + Details
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Namespace Prefix: | us-gaap_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

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- References No definition available. + Details
Name: | us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract
Namespace Prefix: | us-gaap_
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Balance Type: | na
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