Goodwill and Intangible Assets - Goodwill (Details) $ in Thousands	12 Months Ended
May 02, 2020 USD ($)
Goodwill
Balance as of April 27, 2019:	$ 7,889
Foreign currency translation	(146)
Balance as of May 2, 2020:	7,743
Live Events
Goodwill
Balance as of April 27, 2019:	2,276
Foreign currency translation	(10)
Balance as of May 2, 2020:	2,266
Commerical
Goodwill
Balance as of April 27, 2019:	3,218
Foreign currency translation	(74)
Balance as of May 2, 2020:	3,144
Transportation
Goodwill
Balance as of April 27, 2019:	49
Foreign currency translation	(11)
Balance as of May 2, 2020:	38
International
Goodwill
Balance as of April 27, 2019:	2,346
Foreign currency translation	(51)
Balance as of May 2, 2020:	$ 2,295

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
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-Section 45
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
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Amount of foreign currency translation gain (loss) which increases (decreases) an asset representing future economic benefits from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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