Revenue and Contract Acquisition Costs - Schedule of Revenue from Contracts with Customers (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Disaggregation of Revenue [Line Items]
Total revenue	$ 340.8	$ 275.6	$ 935.6	$ 791.1
U.S. Omnipod
Disaggregation of Revenue [Line Items]
Total revenue	238.1	167.2	608.6	461.0
International Omnipod
Disaggregation of Revenue [Line Items]
Total revenue	88.0	93.1	272.8	274.6
Total Omnipod
Disaggregation of Revenue [Line Items]
Total revenue	326.1	260.3	881.4	735.6
Drug Delivery
Disaggregation of Revenue [Line Items]
Total revenue	$ 14.7	$ 15.3	$ 54.2	$ 55.5