Basis of Presentation Per Share (Details) - $ / shares	Mar. 10, 2022	Jun. 30, 2023	Mar. 09, 2022
Old BellRing Shareholders
Old BellRing Class A Common Stock, Cash Dividend Per Share	$ 2.97
Common Class A
Common stock, par value per share			$ 0.01
Common Class B
Common stock, par value per share			$ 0.01
Common stock, shares outstanding			1
BellRing Common Stock
Common stock, par value per share		$ 0.01