v3.26.1
Plan Description (Details) - EBP 003 - USD ($)
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
EBP, Description of Plan [Line Items]    
Employer contribution, service requirement period 30 days  
Participant contribution, automatic, annual increase deferral rate 1.00%  
Participant contribution, pretax, minimum annual compensation To total compensation, percentage 1.00%  
Participant contribution, pretax, maximum annual compensation to total compensation, percentage 50.00%  
Participant contribution, after tax, minimum annual compensation to total compensation, percentage 1.00%  
Participant contribution, after tax, maximum annual compensation to total compensation, percentage 4.00%  
Employer stock fund, maximum percentage limit 20.00%  
Employer contribution, annual fixed rate contribution, percentage 3.00%  
Employer contribution, nonelective and discretionary amount approved $ 12,653,000  
Employer contribution vesting percentage 100.00%  
Note receivable from participant, account, minimum borrowing, amount $ 1,000  
Note receivable from participant, account, maximum borrowing, amount $ 50,000  
Note receivable from participant, account, maximum borrowing, to total account, percentage 50.00%  
Note receivable from participant, general loan, maximum borrowing term 5 years  
Note receivable from participant, primary residence, maximum borrowing term 10 years  
Involuntary cash-out limit $ 1,000  
Investments, at fair value $ 1,126,868,935 $ 1,018,298,119
Perrigo Company plc ordinary shares    
EBP, Description of Plan [Line Items]    
Investment, number of shares (in shares) 333,874 312,694
Investments, at fair value $ 4,647,526 $ 8,039,371
Investment, employer, common stock, to total investments, percentage 0.40% 0.80%
Quoted market value, percentage increase (decrease) (46.00%)  
Level 1    
EBP, Description of Plan [Line Items]    
Investments, at fair value $ 399,863,552 $ 372,877,530
Level 1 | Perrigo Company plc ordinary shares    
EBP, Description of Plan [Line Items]    
Investments, at fair value $ 4,647,526 $ 8,039,371
Tier 1    
EBP, Description of Plan [Line Items]    
Employer contribution, matching percentage 100.00%  
Employer contribution, participant compensation matched, percentage 2.00%  
Tier 2    
EBP, Description of Plan [Line Items]    
Employer contribution, matching percentage 50.00%  
Employer contribution, participant compensation matched, percentage 2.00%  
Minimum    
EBP, Description of Plan [Line Items]    
Participant contribution, automatic, deferral rate 4.00%  
Participant loans, interest rate 4.25%  
Vested account balance, rollover $ 1,000  
Maximum    
EBP, Description of Plan [Line Items]    
Participant contribution, automatic, deferral rate 10.00%  
Participant loans, interest rate 9.50%  
Vested account balance, rollover $ 5,000