v3.26.3
Stock-based Compensation - Narrative (Details) - USD ($)
$ in Millions
1 Months Ended 3 Months Ended 12 Months Ended
Mar. 09, 2026
Mar. 05, 2026
Mar. 31, 2026
Jul. 31, 2026
Apr. 24, 2026
Mar. 06, 2026
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Common stock reserved for issuance (in shares)         46,069,000  
Preferred stock, shares authorized (in shares) 100,000,000          
MiniMed Group, Inc. 2026 Long Term Incentive Plan            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Common stock reserved for issuance (in shares)           33,697,602
Options            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Expiration period         10 years  
Award vesting period         4 years  
Unrecognized compensation expense         $ 7  
Unrecognized compensation expense period         3 years 10 months 24 days  
RSUs            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Shares issued (in shares)   4,000,000.0        
Unrecognized compensation expense         $ 56  
Unrecognized compensation expense period         2 years 6 months  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Aggregate Grant Date Fair Value       $ 46    
RSUs | Maximum            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Award vesting period         4 years  
RSUs | Minimum            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Award vesting period         3 years  
PSUs            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Unrecognized compensation expense       $ 118    
Unrecognized compensation expense period       1 year 4 months 24 days 11 months  
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Aggregate Grant Date Fair Value       $ 16    
PSUs | Maximum            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Award vesting period         3 years  
PSUs | Minimum            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Award vesting period         1 year  
IPO Grants | Maximum            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Requisite service period 4 years          
IPO Grants | Minimum            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Requisite service period 1 year          
ESPP            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Common stock reserved for issuance (in shares)     8,424,400      
Percentage of outstanding stock     1.00%      
ESPP purchase period     6 months      
Employee subscription rate     10.00%      
Percentage of common stock fair market value price     85.00%