v3.20.4

Commitments and contingencies - Legal proceedings (Details) - Suit for damages $ in Thousands	12 Months Ended
	Dec. 31, 2020 USD ($) location
Commitments and contingencies
Number of venues under suit | location	1
Payment for losses | $	$ 1,100

X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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

X

- Definition

Amount of cash outflow reducing loss contingency liability.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=121557415&loc=d3e14326-108349

+ Details

Name:	us-gaap_LossContingencyAccrualPayments
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

X

- Definition

Number of venues under suit for damages after change of service

+ References

No definition available.

+ Details

Name:	wifi_NumberOfVenueUnderSuit
Namespace Prefix:	wifi_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

X

- Details

Name:	srt_LitigationCaseAxis=wifi_BrazilianCompanySuitForDamagesMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: