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Acquisitions - Narrative (Details) - USD ($) $ in Millions |  |  |  |  |  | 1 Months Ended | 3 Months Ended | 9 Months Ended
--- | --- | --- | --- | --- | --- | --- | --- | ---
May 23, 2022 | Mar. 09, 2022 | Dec. 30, 2021 | Dec. 27, 2021 | Dec. 10, 2021 | Dec. 30, 2021 | Sep. 25, 2022 | Sep. 25, 2022
CTT Inc. |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |
Cash paid |  |  | $ 15.2 |  | $ 6.3 | $ 22.0 |  |
Cosmic Advanced Engineering Solutions, Inc. |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |
Cash paid | $ 74.3 |  |  | $ 39.0 |  |  |  |
Payments to acquire business, subject to adjustments |  |  |  | 37.5 |  |  |  |
Payments to acquire businesses, amount not included holdback paid at later |  |  |  | 0.5 |  |  |  |
Current liabilities | 2.5 |  |  | 6.7 |  |  |  |
Deferred tax liabilities |  |  |  | 2.9 |  |  |  |
Revenue |  |  |  |  |  |  | $ 15.6 | $ 43.3
Operating income |  |  |  |  |  |  | 0.0 | 0.2
Aggregate purchase price | 79.3 |  |  | 38.0 |  |  |  |
Common stock consideration | 5.0 |  |  |  |  |  |  |
Deferred tax assets, net | 0.2 |  |  |  |  |  |  |
Cosmic Advanced Engineering Solutions, Inc. | Trade names |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |
Intangible assets acquired | $ 0.7 |  |  | $ 1.5 |  |  |  |
Useful life | 5 years |  |  | 5 years |  |  |  |
Cosmic Advanced Engineering Solutions, Inc. | Contracts and backlog |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |
Intangible assets acquired | $ 6.0 |  |  | $ 3.0 |  |  |  |
Useful life | 2 years |  |  | 2 years |  |  |  |
Cosmic Advanced Engineering Solutions, Inc. | Customer relationships |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |
Intangible assets acquired | $ 1.5 |  |  | $ 2.5 |  |  |  |
Useful life | 10 years |  |  | 10 years |  |  |  |
Cosmic Advanced Engineering Solutions, Inc. | Developed technology |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |
Intangible assets acquired | $ 5.3 |  |  | $ 3.0 |  |  |  |
Useful life | 7 years |  |  | 10 years |  |  |  |
Cosmic Advanced Engineering Solutions, Inc. | In-process research and development |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |
Intangible assets acquired | $ 1.5 |  |  |  |  |  |  |
Southern Research Engineering Division |  |  |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |  |  |
Cash paid |  | $ 75.0 |  |  |  |  |  |
Revenue |  |  |  |  |  |  | 12.5 | 16.6
Operating income |  |  |  |  |  |  | $ 0.2 | $ 0.7
Aggregate purchase price |  | 80.0 |  |  |  |  |  |
Common stock consideration |  | $ 5.0 |  |  |  |  |  |

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