Condensed Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Income Statement [Abstract]
Revenue	$ 203,895	$ 169,204
Cost of revenue	76,477	57,867
Gross profit	127,418	111,337
Operating expenses:
Research and development	20,564	18,076
Sales, general and administrative	110,900	79,798
Total operating expenses	131,464	97,874
(Loss) income from operations	(4,046)	13,463
Interest (expense) income, net	(47)	480
Other expense, net	(1,011)	(1,476)
(Loss) income before income taxes	(5,104)	12,467
(Benefit from) provision for income taxes	(5,183)	1,541
Consolidated net income	79	10,926
Net loss attributable to non-controlling interest	0	(910)
Net income attributable to Penumbra, Inc.	$ 79	$ 11,836
Net income attributable to Penumbra, Inc. per share:
Basic (in dollars per share)	$ 0.00	$ 0.32
Diluted (in dollars per share)	$ 0.00	$ 0.32
Weighted average shares outstanding:
Basic (in shares)	37,646,122	36,455,712
Diluted (in shares)	38,708,657	37,533,520