Condensed Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Income Statement [Abstract]
Revenue	$ 213,678	$ 190,117	$ 625,917	$ 543,579
Cost of revenue	78,351	70,205	229,137	193,644
Gross profit	135,327	119,912	396,780	349,935
Operating expenses:
Research and development	21,320	16,734	61,443	52,548
Sales, general and administrative	108,573	94,397	334,088	264,831
Total operating expenses	129,893	111,131	395,531	317,379
Income from operations	5,434	8,781	1,249	32,556
Interest (expense) income, net	(43)	138	(162)	917
Other expense, net	(2,356)	(1,137)	(4,323)	(3,021)
Income (loss) before income taxes	3,035	7,782	(3,236)	30,452
Provision for (benefit from) income taxes	5,306	(249)	2,643	3,196
Consolidated net (loss) income	(2,271)	8,031	(5,879)	27,256
Net loss attributable to non-controlling interest	0	(819)	0	(2,661)
Net (loss) income attributable to Penumbra, Inc.	$ (2,271)	$ 8,850	$ (5,879)	$ 29,917
Net (loss) income attributable to Penumbra, Inc. per share:
Basic (in dollars per share)	$ (0.06)	$ 0.24	$ (0.16)	$ 0.82
Diluted (in dollars per share)	$ (0.06)	$ 0.24	$ (0.16)	$ 0.80
Weighted average shares outstanding:
Basic (in shares)	37,918,452	36,617,961	37,778,362	36,532,822
Diluted (in shares)	37,918,452	37,611,355	37,778,362	37,592,095