Restructuring and impairment charges - Reconciliation of changes in accrued liabilities associated with restructuring program (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Respiratory divestiture plan
Restructuring Reserve [Roll Forward]
Balance, beginning	$ 0	$ 0
Subsequent accruals	2,694	0
Cash payments	(7)	0
Foreign currency translation and other	(86)	0
Balance, ending	2,601	0
2019 Footprint realignment plan
Restructuring Reserve [Roll Forward]
Balance, beginning	8,054	11,870
Subsequent accruals	253	1,542
Cash payments	(4,982)	(5,532)
Foreign currency translation and other	(19)	174
Balance, ending	3,306	8,054
2018 Footprint realignment plan
Restructuring Reserve [Roll Forward]
Balance, beginning	50,081	44,274
Subsequent accruals	2,476	5,948
Cash payments	(4,813)	(4,281)
Foreign currency translation and other	(3,679)	4,140
Balance, ending	44,065	50,081
2014 Footprint realignment plan
Restructuring Reserve [Roll Forward]
Balance, beginning	3,593	3,669
Subsequent accruals	262	606
Cash payments	(947)	(682)
Foreign currency translation and other	0	0
Balance, ending	$ 2,908	$ 3,593