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Revenue Recognition Disaggregation of Revenue (Details) - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Oct. 31, 2020 | Nov. 02, 2019 | Oct. 31, 2020 | Nov. 02, 2019
Disaggregation of Revenue [Line Items] |  |  |  |
Disaggregated revenue | $ 127,367 | $ 174,911 | $ 271,011 | $ 355,167
Transferred at Point in Time |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Disaggregated revenue | 64,078 | 83,606 | 128,105 | 159,913
Transferred over Time |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Disaggregated revenue | 63,289 | 91,305 | 142,906 | 195,254
Commercial |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Disaggregated revenue | 30,356 | 39,651 | 64,862 | 83,686
Commercial | Transferred at Point in Time |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Disaggregated revenue | 23,226 | 27,304 | 46,118 | 55,007
Commercial | Transferred over Time |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Disaggregated revenue | 7,130 | 12,347 | 18,744 | 28,679
Live Events |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Disaggregated revenue | 37,822 | 59,319 | 89,296 | 118,625
Live Events | Transferred at Point in Time |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Disaggregated revenue | 6,736 | 13,169 | 12,950 | 22,289
Live Events | Transferred over Time |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Disaggregated revenue | 31,086 | 46,150 | 76,346 | 96,336
High School Park and Recreation |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Disaggregated revenue | 27,578 | 30,193 | 56,521 | 60,658
High School Park and Recreation | Transferred at Point in Time |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Disaggregated revenue | 19,718 | 22,112 | 39,086 | 44,711
High School Park and Recreation | Transferred over Time |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Disaggregated revenue | 7,860 | 8,081 | 17,435 | 15,947
Transportation |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Disaggregated revenue | 15,323 | 20,330 | 29,821 | 39,348
Transportation | Transferred at Point in Time |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Disaggregated revenue | 5,930 | 7,521 | 12,304 | 14,218
Transportation | Transferred over Time |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Disaggregated revenue | 9,393 | 12,809 | 17,517 | 25,130
International |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Disaggregated revenue | 16,288 | 25,418 | 30,511 | 52,850
International | Transferred at Point in Time |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Disaggregated revenue | 8,468 | 13,500 | 17,647 | 23,688
International | Transferred over Time |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Disaggregated revenue | 7,820 | 11,918 | 12,864 | 29,162
Unique Configuration |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Disaggregated revenue | 51,243 | 78,567 | 121,349 | 170,724
Unique Configuration | Commercial |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Disaggregated revenue | 3,508 | 9,007 | 12,235 | 21,972
Unique Configuration | Live Events |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Disaggregated revenue | 27,302 | 41,413 | 69,277 | 87,000
Unique Configuration | High School Park and Recreation |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Disaggregated revenue | 5,091 | 5,186 | 12,759 | 11,216
Unique Configuration | Transportation |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Disaggregated revenue | 8,975 | 12,419 | 16,699 | 24,316
Unique Configuration | International |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Disaggregated revenue | 6,367 | 10,542 | 10,379 | 26,220
Limited Configuration |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Disaggregated revenue | 62,967 | 82,801 | 126,548 | 158,066
Limited Configuration | Commercial |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Disaggregated revenue | 22,611 | 26,654 | 45,166 | 53,889
Limited Configuration | Live Events |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Disaggregated revenue | 4,611 | 11,513 | 10,030 | 19,226
Limited Configuration | High School Park and Recreation |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Disaggregated revenue | 21,696 | 24,127 | 42,384 | 47,927
Limited Configuration | Transportation |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Disaggregated revenue | 5,825 | 7,383 | 12,091 | 13,970
Limited Configuration | International |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Disaggregated revenue | 8,224 | 13,124 | 16,877 | 23,054
Service and Other |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Disaggregated revenue | 13,157 | 13,543 | 23,114 | 26,377
Service and Other | Commercial |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Disaggregated revenue | 4,237 | 3,990 | 7,461 | 7,825
Service and Other | Live Events |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Disaggregated revenue | 5,909 | 6,393 | 9,989 | 12,399
Service and Other | High School Park and Recreation |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Disaggregated revenue | 791 | 880 | 1,378 | 1,515
Service and Other | Transportation |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Disaggregated revenue | 523 | 528 | 1,031 | 1,062
Service and Other | International |  |  |  |
Disaggregation of Revenue [Line Items] |  |  |  |
Disaggregated revenue | $ 1,697 | $ 1,752 | $ 3,255 | $ 3,576

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