Revenues, net - Contract Acquisition and Fulfillment Costs (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2021	Dec. 31, 2020
Contract Acquisition Costs
Increase (Decrease) In Capitalized Contract Costs [Roll Forward]
Opening Balance	$ 1,027	$ 1,307
Additions	277	310
Amortization	(793)	(590)
Closing Balance	511	1,027
Contract Fulfillment Costs
Increase (Decrease) In Capitalized Contract Costs [Roll Forward]
Opening Balance	5,631	7,255
Additions	3,742	779
Amortization	(3,578)	(2,403)
Closing Balance	$ 5,795	$ 5,631

Increase (Decrease) In Capitalized Contract Costs [Roll Forward]

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- Definition

Increase In Capitalized Contract Cost Gross

+ References

No definition available.

+ Details

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- Definition

Amount of amortization expense for asset recognized from cost incurred to obtain or fulfill contract with customer.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 340
-SubTopic 40
-Section 50
-Paragraph 3
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=123353750&loc=SL49131252-203054

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- Definition

Amount, before accumulated amortization and accumulated impairment loss, of asset recognized from cost incurred to obtain or fulfill contract with customer.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 340
-SubTopic 40
-Section 50
-Paragraph 3
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=123353750&loc=SL49131252-203054

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