Accounting Policies - Percentage of Net Product Sales and Accounts Receivable Balance (Details) - Customer Concentration Risk	3 Months Ended
	Mar. 31, 2026
Revenue Benchmark \| Largest Customer
Product Information [Line Items]
Concentration risk percentage	36.40%
Revenue Benchmark \| Second Largest Customer
Product Information [Line Items]
Concentration risk percentage	36.20%
Revenue Benchmark \| Third Largest Customer
Product Information [Line Items]
Concentration risk percentage	25.40%
Revenue Benchmark \| Total Customer
Product Information [Line Items]
Concentration risk percentage	98.00%
Accounts Receivable \| Largest Customer
Product Information [Line Items]
Concentration risk percentage	36.20%
Accounts Receivable \| Second Largest Customer
Product Information [Line Items]
Concentration risk percentage	36.10%
Accounts Receivable \| Third Largest Customer
Product Information [Line Items]
Concentration risk percentage	27.40%
Accounts Receivable \| Total Customer
Product Information [Line Items]
Concentration risk percentage	99.70%

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

HERON THERAPEUTICS, INC. /DE/ 10-Q