CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Millions, $ in Millions	3 Months Ended		9 Months Ended
	Oct. 01, 2023	Sep. 25, 2022	Oct. 01, 2023	Sep. 25, 2022
Total revenues	$ 274.6	$ 228.6	$ 763.3	$ 649.0
Total costs	201.2	173.7	566.6	484.4
Gross profit	73.4	54.9	196.7	164.6
Selling, general and administrative expenses	50.9	48.5	146.0	136.3
Merger and acquisition expenses	0.0	0.2	0.0	0.6
Research and development expenses	10.3	9.6	30.4	28.0
Restructuring expenses and other	0.0	0.2	0.9	6.4
Operating income (loss)	12.2	(3.6)	19.4	(6.7)
Other expense:
Interest expense, net	(5.1)	(4.1)	(15.5)	(12.9)
Loss on extinguishment of debt	0.0	0.0	0.0	(13.0)
Other expense, net	(0.3)	(1.1)	(0.4)	(1.0)
Total other expense, net	(5.4)	(5.2)	(15.9)	(26.9)
Income (loss) from continuing operations before income taxes	6.8	(8.8)	3.5	(33.6)
Provision (benefit) for income taxes from continuing operations	3.8	(0.8)	6.9	(4.6)
Income (loss) from continuing operations	3.0	(8.0)	(3.4)	(29.0)
Discontinued operations:
Income (loss) from discontinued operations before income taxes	0.0	0.0	0.0	(0.3)
Income tax benefit	0.0	0.0	0.2	1.0
Income from discontinued operations	0.0	0.0	0.2	0.7
Net income (loss)	3.0	(8.0)	(3.2)	(28.3)
Less: Net income attributable to noncontrolling interest	4.6	0.0	8.1	0.3
Net loss attributable to Kratos	$ (1.6)	$ (8.0)	$ (11.3)	$ (28.6)
Basic and diluted loss per common share attributable to Kratos:
Loss from continuing operations (in dollars per share)	$ (0.01)	$ (0.06)	$ (0.09)	$ (0.23)
Income from discontinued operations (in dollars per share)	0	0	0	0
Loss per common share (in dollars per share)	$ (0.01)	$ (0.06)	$ (0.09)	$ (0.23)
Basic weighted average common shares outstanding (in shares)	129.6	127.2	129.3	126.5
Diluted weighted average common shares outstanding (in shares)	129.6	127.2	129.3	126.5
Service revenues
Total revenues	$ 106.5	$ 88.6	$ 301.8	$ 235.3
Total costs	79.0	65.1	227.2	171.2
Product sales
Total revenues	168.1	140.0	461.5	413.7
Total costs	$ 122.2	$ 108.6	$ 339.4	$ 313.2