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Revenue Recognition - Disaggregation of Revenue (Details) - USD ($) $ in Thousands | 3 Months Ended
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Jul. 30, 2022 | Jul. 31, 2021
Disaggregation of Revenue [Line Items] |  |
Net sales | $ 171,920 | $ 144,732
Goods/services transferred at a point in time |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 87,127 | 72,739
Goods/services transferred over time |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 84,793 | 71,993
Unique configuration |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 72,434 | 61,685
Limited configuration |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 86,139 | 71,603
Service and other |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 13,347 | 11,444
Commercial |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 40,118 | 32,781
Commercial | Goods/services transferred at a point in time |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 32,557 | 26,379
Commercial | Goods/services transferred over time |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 7,561 | 6,402
Commercial | Unique configuration |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 4,687 | 3,587
Commercial | Limited configuration |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 31,776 | 25,907
Commercial | Service and other |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 3,655 | 3,287
Live Events |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 56,383 | 52,387
Live Events | Goods/services transferred at a point in time |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 9,222 | 6,829
Live Events | Goods/services transferred over time |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 47,161 | 45,558
Live Events | Unique configuration |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 42,168 | 41,508
Live Events | Limited configuration |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 8,480 | 5,842
Live Events | Service and other |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 5,735 | 5,037
High School Park and Recreation |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 35,809 | 27,894
High School Park and Recreation | Goods/services transferred at a point in time |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 27,090 | 21,941
High School Park and Recreation | Goods/services transferred over time |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 8,719 | 5,953
High School Park and Recreation | Unique configuration |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 6,592 | 4,166
High School Park and Recreation | Limited configuration |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 28,283 | 22,957
High School Park and Recreation | Service and other |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 934 | 771
Transportation |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 19,540 | 12,558
Transportation | Goods/services transferred at a point in time |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 6,382 | 5,571
Transportation | Goods/services transferred over time |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 13,158 | 6,987
Transportation | Unique configuration |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 12,486 | 6,541
Transportation | Limited configuration |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 6,099 | 5,352
Transportation | Service and other |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 955 | 665
International |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 20,070 | 19,112
International | Goods/services transferred at a point in time |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 11,876 | 12,019
International | Goods/services transferred over time |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 8,194 | 7,093
International | Unique configuration |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 6,501 | 5,883
International | Limited configuration |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | 11,501 | 11,545
International | Service and other |  |
Disaggregation of Revenue [Line Items] |  |
Net sales | $ 2,068 | $ 1,684

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