CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 25, 2023	Jun. 26, 2022	Jun. 25, 2023	Jun. 26, 2022
Total revenues	$ 256.9	$ 224.2	$ 488.7	$ 420.4
Total costs	193.0	166.4	365.4	310.7
Gross profit	63.9	57.8	123.3	109.7
Selling, general and administrative expenses	47.3	44.5	95.1	87.8
Merger and acquisition expenses	0.0	0.1	0.0	0.4
Research and development expenses	9.9	9.2	20.1	18.4
Restructuring expenses and other	0.0	5.9	0.9	6.2
Operating income (loss)	6.7	(1.9)	7.2	(3.1)
Other expense:
Interest expense, net	(5.1)	(2.9)	(10.4)	(8.8)
Loss on extinguishment of debt	0.0	0.0	0.0	(13.0)
Other income (loss), net	0.2	0.0	(0.1)	0.1
Total other expense, net	(4.9)	(2.9)	(10.5)	(21.7)
Income (loss) from continuing operations before income taxes	1.8	(4.8)	(3.3)	(24.8)
Provision (benefit) for income taxes from continuing operations	2.4	0.5	3.1	(3.8)
Loss from continuing operations	(0.6)	(5.3)	(6.4)	(21.0)
Discontinued operations:
Loss from discontinued operations before income taxes	0.0	0.0	0.0	(0.3)
Income tax benefit	0.2	0.9	0.2	1.0
Income from discontinued operations	0.2	0.9	0.2	0.7
Net loss	(0.4)	(4.4)	(6.2)	(20.3)
Less: Net income attributable to noncontrolling interest	2.3	0.3	3.5	0.3
Net loss attributable to Kratos	$ (2.7)	$ (4.7)	$ (9.7)	$ (20.6)
Basic and diluted loss per common share attributable to Kratos:
Loss from continuing operations (in dollars per share)	$ (0.02)	$ (0.04)	$ (0.08)	$ (0.17)
Loss from continuing operations (in dollars per share)	(0.02)	(0.04)	(0.08)	(0.17)
Income from discontinued operations (in dollars per share)	0	0	0	0.01
Income from discontinued operations (in dollars per share)	0	0	0	0.01
Loss per common share (in dollars per share)	(0.02)	(0.04)	(0.08)	(0.16)
Loss per common share (in dollars per share)	$ (0.02)	$ (0.04)	$ (0.08)	$ (0.16)
Weighted average common shares outstanding:
Basic (in shares)	129,100	126,400	128,900	126,200
Diluted (in shares)	129,100	126,400	128,900	126,200
Service revenues
Total revenues	$ 103.7	$ 78.8	$ 195.3	$ 146.7
Total costs	80.0	56.2	148.2	106.1
Product sales
Total revenues	153.2	145.4	293.4	273.7
Total costs	$ 113.0	$ 110.2	$ 217.2	$ 204.6