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v3.19.3.a.u2

Segment Information - Narrative (Details) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 29, 2019 USD ($) | Sep. 29, 2019 USD ($) | Jun. 30, 2019 USD ($) | Mar. 31, 2019 USD ($) | Dec. 30, 2018 USD ($) | Sep. 30, 2018 USD ($) | Jul. 01, 2018 USD ($) | Apr. 01, 2018 USD ($) | Dec. 29, 2019 USD ($) Segment | Dec. 30, 2018 USD ($) | Dec. 31, 2017 USD ($)
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Number of reportable segments | Segment |  |  |  |  |  |  |  |  | 2 |  |
Total revenues | $ 185.1 | $ 184.1 | $ 187.9 | $ 160.4 | $ 164.4 | $ 159.4 | $ 151.2 | $ 143.0 | $ 717.5 | $ 618.0 | $ 603.3
Percentage of foreign revenue to total revenue (as a percent) |  |  |  |  |  |  |  |  | 18.00% | 19.00% | 14.00%
Unmanned Systems |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total revenues |  |  |  |  |  |  |  |  | $ 161.4 | $ 132.9 |
Kratos Government Solutions |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total revenues |  |  |  |  |  |  |  |  | 556.1 | 485.1 |
Impairment of goodwill |  |  |  |  |  |  |  |  |  |  | $ 24.2
Assets of foreign subsidiaries | $ 124.7 |  |  |  | $ 126.7 |  |  |  | 124.7 | 126.7 | 116.7
Non-US |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |
Total revenues |  |  |  |  |  |  |  |  | $ 132.5 | $ 114.3 | $ 84.7

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