UNAUDITED QUARTERLY DATA (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended								12 Months Ended
	Jun. 30, 2021	Mar. 31, 2021	Dec. 31, 2020	Sep. 30, 2020	Jun. 30, 2020	Mar. 31, 2020	Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2017
Quarterly Financial Data [Abstract]
Net sales	$ 1,802	$ 1,781	$ 1,842	$ 1,916	$ 1,983	$ 1,783	$ 1,449	$ 1,506	$ 7,341	$ 6,721	$ 6,214
Net sales												$ 6,124	$ 5,973
Cost of products sold	1,134	1,007	1,005	996	1,054	951	810	843	4,142	3,658	3,486
Gross Profit									3,199	3,063	2,728	2,675	2,671
Earnings from continuing operations									719	939	820	823	703
(Losses) earnings from discontinued operations, net of tax									0	0	0	0	(2)
Net earnings	100	(59)	261	417	310	241	185	203	719	939	820	823	701
Net earnings attributable to Clorox	$ 97	$ (61)	$ 259	$ 415	$ 310	$ 241	$ 185	$ 203	$ 710	$ 939	$ 820	$ 823	$ 701
Basic
Basic net earnings per share (in dollars per share)	$ 0.79	$ (0.49)	$ 2.06	$ 3.28	$ 2.45	$ 1.92	$ 1.48	$ 1.61	$ 5.66	$ 7.46	$ 6.42
Basic continuing operations (in dollars per share)									5.66	7.46	6.42	$ 6.37	$ 5.45
Diluted
Diluted net earnings per share (in dollars per share)	0.78	(0.49)	2.03	3.22	2.41	1.89	1.46	1.59	5.58	7.36	6.32
Diluted continuing operations (in dollars per share)									5.58	7.36	6.32	6.26	5.35
Dividends per share declared (in dollars per share)	$ 1.16	$ 1.11	$ 1.11	$ 1.11	$ 1.11	$ 1.06	$ 1.06	$ 1.06	$ 4.49	$ 4.29	$ 3.94	$ 3.60	$ 3.24
Total assets	$ 6,334				$ 6,213				$ 6,334	$ 6,213	$ 5,116	$ 5,060	$ 4,573
Long-term debt	$ 2,484				$ 2,780				2,484	2,780	2,287	$ 2,284	$ 1,391
Goodwill, trademark and other asset impairments									329	$ 0	$ 0
Goodwill									$ 228