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Goodwill and Intangible Assets (Tables) | 12 Months Ended
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Apr. 27, 2019
Goodwill and Intangible Assets Disclosure [Abstract] |
Schedule of Goodwill | The changes in the carrying amount of goodwill related to each reportable segment for the fiscal year ended April 27, 2019 were as follows:
| Live Events |  | Commercial |  | Transportation |  | International |  | Total
Balance as of April 28, 2018: | $ | 2,295 |  |  | $ | 3,344 |  |  | $ | 67 |  |  | $ | 2,558 |  |  | $ | 8,264 |
Foreign currency translation | (19 | ) |  | (126 | ) |  | (18 | ) |  | (212 | ) |  | (375 | )
Balance as of April 27, 2019: | $ | 2,276 |  |  | $ | 3,218 |  |  | $ | 49 |  |  | $ | 2,346 |  |  | $ | 7,889 |
Schedule of Definite-Lived Intangible and Indefinite-Lived Intangible Assets | The following table summarizes intangible assets, net, as of April 27, 2019 and April 28, 2018:
| April 27, 2019
| Weighted Average Life (in years) |  | Gross Carrying Amount |  | Accumulated Amortization |  | Net Carrying Amount
Registered trademarks | 19.5 |  | $ | 679 |  |  | $ | 148 |  |  | $ | 531 |
Software | 3.0 |  | 6,330 |  |  | 3,807 |  |  | 2,523 |
Customer relationships | 10.0 |  | 2,720 |  |  | 888 |  |  | 1,832 |
Other | 1.4 |  | 123 |  |  | 103 |  |  | 20 |
Total amortized intangible assets | 6.0 |  | $ | 9,852 |  |  | $ | 4,946 |  |  | $ | 4,906 |
| April 28, 2018
| Weighted Average Life (in years) |  | Gross Carrying Amount |  | Accumulated Amortization |  | Net Carrying Amount
Registered trademarks | 20.0 |  | $ | 709 |  |  | $ | 118 |  |  | $ | 591 |
Software | 3.0 |  | 2,978 |  |  | 2,109 |  |  | 869 |
Customer relationships | 10.0 |  | 2,859 |  |  | 637 |  |  | 2,222 |
Other | 1.0 |  | 100 |  |  | 100 |  |  | — |
Total amortized intangible assets | 7.8 |  | $ | 6,646 |  |  | $ | 2,964 |  |  | $ | 3,682 |
Schedule of Finite-Lived Intangible Assets, Future Amortization Expense | As of April 27, 2019, amortization expenses for future periods were estimated to be as follows:
Fiscal years ending |  | Amount
2020 |  | $ | 1,495 |
2021 |  | 1,492 |
2022 |  | 485 |
2023 |  | 288 |
2024 |  | 287 |
Thereafter |  | 859 |
Total expected amortization expense |  | $ | 4,906 |

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