v3.20.4

Goodwill and intangible assets - Carrying Amount (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Intangible assets
Historical Cost	$ 33,012	$ 36,413
Accumulated Amortization	(22,360)	(21,473)
Net	10,652	14,940	$ 19,152
Venue contracts
Intangible assets
Historical Cost	19,710	20,431
Accumulated Amortization	(16,030)	(15,247)
Net	3,680	5,184
Backlog
Intangible assets
Historical Cost	7,388	7,388
Accumulated Amortization	(3,578)	(2,104)
Net	3,810	5,284
Customer and partner relationships
Intangible assets
Historical Cost	3,780	3,780
Accumulated Amortization	(962)	(584)
Net	2,818	3,196
Non-compete agreements, technology and other
Intangible assets
Historical Cost	2,134	4,814
Accumulated Amortization	(1,790)	(3,538)
Net	$ 344	$ 1,276

X

- Definition

Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 30
-Section 50
-Paragraph 2
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275

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Amount before amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 928
-SubTopic 340
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6473545&loc=d3e61844-108004

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+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 926
-SubTopic 20
-Section 50
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=120154696&loc=d3e54445-107959

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