CONSOLIDATED STATEMENT OF INCOME - USD ($) $ in Millions	6 Months Ended	12 Months Ended
	Jan. 03, 2020	Jun. 28, 2019	Jun. 29, 2018	Jun. 30, 2017
Revenue from product sales and services
Revenue	$ 9,263	$ 6,801	$ 6,168	$ 5,897
Cost of product sales and services
Cost of revenue	(6,726)	(4,467)	(4,066)	(3,854)
Engineering, selling and administrative expenses	(1,927)	(1,242)	(1,182)	(1,150)
Gain on sale of business	229	0	0	0
Non-operating income	192	188	156	166
Interest income	12	2	2	2
Interest expense	(135)	(169)	(170)	(172)
Income from continuing operations before income taxes	908	1,113	908	889
Income taxes	(73)	(160)	(206)	(261)
Income from continuing operations	835	953	702	628
Discontinued operations, net of income taxes	(1)	(4)	(3)	(85)
Net income	834	949	699	543
Noncontrolling interests, net of income taxes	(12)	0	0	0
Net income attributable to L3Harris Technologies, Inc.	822	949	699	543
Amount attributable to L3Harris Technologies, Inc. common shareholders
Income from continuing operations	823	953	702	628
Discontinued operations, net of income taxes	$ (1)	$ (4)	$ (3)	$ (85)
Basic
Continuing operations (in dollars per share)	$ 3.72	$ 8.06	$ 5.90	$ 5.11
Discontinued operations (in dollars per share)	0	(0.03)	(0.02)	(0.69)
Total basic net income per common share (in dollars per share)	3.72	8.03	5.88	4.42
Diluted
Continuing operations (in dollars per share)	3.68	7.89	5.78	5.04
Discontinued operations (in dollars per share)	(0.01)	(0.03)	(0.02)	(0.68)
Diluted (in dollars per share)	$ 3.67	$ 7.86	$ 5.76	$ 4.36
Product
Revenue from product sales and services
Revenue	$ 6,908	$ 5,638	$ 5,038	$ 4,667
Cost of product sales and services
Cost of revenue	(4,996)	(3,615)	(3,239)	(3,058)
Services
Revenue from product sales and services
Revenue	2,355	1,163	1,130	1,230
Cost of product sales and services
Cost of revenue	$ (1,730)	$ (852)	$ (827)	$ (796)