Pension and other postretirement benefits - Additional Information (Detail) - USD ($) $ in Thousands	1 Months Ended	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Defined Benefit Plans And Other Postretirement Benefit Plans Table Text Block [Line Items]
Accumulated benefit obligations for plans with accumulated benefit obligations and projected benefit obligations in excess of plan assets	$ 262,600	$ 14,600	$ 262,600
Projected benefit obligations for plans with accumulated benefit obligations and projected benefit obligations in excess of plan assets	263,200	15,100	263,200
Fair value of plan assets for plans with accumulated benefit obligations and projected benefit obligations in excess of plan assets	272,300	0	272,300
Defined contribution plans, costs		33,200	26,100	$ 24,300
Pension
Defined Benefit Plans And Other Postretirement Benefit Plans Table Text Block [Line Items]
Funded status, end of year	$ 10,116	$ (14,575)	$ 10,116
Discount rate	4.70%	4.40%	4.70%
Accumulated benefit obligation	$ 274,900	$ 24,700	$ 274,900
Expected employer contribution next fiscal year		$ 1,100
Pension | UNITED STATES
Defined Benefit Plans And Other Postretirement Benefit Plans Table Text Block [Line Items]
Discount rate		5.48%
Pension | Foreign Plan
Defined Benefit Plans And Other Postretirement Benefit Plans Table Text Block [Line Items]
Plan assets with accumulated benefit obligation in excess of plan assets	1,000	$ 500	1,000
Other Benefits
Defined Benefit Plans And Other Postretirement Benefit Plans Table Text Block [Line Items]
Funded status, end of year	$ (9,535)	$ (7,275)	$ (9,535)
Discount rate	5.00%	5.60%	5.00%
Expected employer contribution next fiscal year		$ 1,000
Other Benefits | UNITED STATES
Defined Benefit Plans And Other Postretirement Benefit Plans Table Text Block [Line Items]
Discount rate		5.61%
Teleflex Incorporated Retirement Income Plan | Pension
Defined Benefit Plans And Other Postretirement Benefit Plans Table Text Block [Line Items]
Payment for settlement	$ 45,200	$ 132,700
Funded status, end of year		$ 43,000