XML 61 R46.htm IDEA: XBRL DOCUMENT v3.20.4

Revenue from Contracts with Customers - Narrative (Details) $ in Millions	12 Months Ended
	Dec. 31, 2020 USD ($)
Revenue from Contract with Customer [Abstract]
Weighted average customer life	5 years
Remaining performance obligations	$ 2.8
Revenue remaining performance obligation, per year	$ 0.8

X

- Definition

Revenue Remaining Performance Obligation, Amount Per Year

+ References

No definition available.

+ Details

Name:	shen_RevenueRemainingPerformanceObligationAmountPerYear
Namespace Prefix:	shen_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Definition

Weighted Average Customer Life

+ References

No definition available.

+ Details

Name:	shen_WeightedAverageCustomerLife
Namespace Prefix:	shen_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	us-gaap_RevenueFromContractWithCustomerAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Amount of transaction price allocated to performance obligation that has not been recognized as revenue.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 13
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=121604090&loc=SL49130556-203045

+ Details

Name:	us-gaap_RevenueRemainingPerformanceObligation
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant