XML 18 R21.htm IDEA: XBRL DOCUMENT
v3.19.3.a.u2

Significant Customers | 12 Months Ended
--- | ---
Dec. 29, 2019
Segment Reporting [Abstract] |
Significant Customers | Significant Customers Revenue from the U.S. Government (which includes Foreign Military Sales) includes revenue from contracts for which the Company is the prime contractor as well as those for which the Company is a subcontractor and the ultimate customer is the U.S. Government. The KGS and US segments have substantial revenue from the U.S. Government. Sales to the U.S. Government amounted to approximately $507.4 million, $447.0 million, and $451.9 million or 71%, 72%, and 75%, of total revenue for the years ended December 29, 2019, December 30, 2018, and December 31, 2017, respectively.

X
- Definition Significant Customers Disclosure [Text Block] + References No definition available. + Details
Name: | ktos_SignificantCustomersDisclosureTextBlock
Namespace Prefix: | ktos_
Data Type: | nonnum:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_SegmentReportingAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration