Restructuring and Related Implementation Charges - Schedule of Restructuring Charges Incurred, by Segment (Details) - Global Productivity Initiative	6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
Restructuring Cost and Reserve [Line Items]
Percent of total restructuring charges related to segment	100.00%	100.00%
Program-to-date Accumulated Charges	1
Hill's Pet Nutrition
Restructuring Cost and Reserve [Line Items]
Percent of total restructuring charges related to segment	15.00%	10.00%
Program-to-date Accumulated Charges	0.12
Corporate
Restructuring Cost and Reserve [Line Items]
Percent of total restructuring charges related to segment	19.00%	26.00%
Program-to-date Accumulated Charges	0.22
North America
Restructuring Cost and Reserve [Line Items]
Percent of total restructuring charges related to segment	14.00%	10.00%
Program-to-date Accumulated Charges	0.11
Latin America
Restructuring Cost and Reserve [Line Items]
Percent of total restructuring charges related to segment	2.00%	17.00%
Program-to-date Accumulated Charges	0.15
Europe
Restructuring Cost and Reserve [Line Items]
Percent of total restructuring charges related to segment	26.00%	16.00%
Program-to-date Accumulated Charges	0.20
Asia Pacific
Restructuring Cost and Reserve [Line Items]
Percent of total restructuring charges related to segment	22.00%	10.00%
Program-to-date Accumulated Charges	0.11
Africa/Eurasia
Restructuring Cost and Reserve [Line Items]
Percent of total restructuring charges related to segment	2.00%	11.00%
Program-to-date Accumulated Charges	0.09