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v3.26.1

Segment Information - General (Details) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2026 USD ($) segment | Mar. 31, 2025 USD ($)
Segment Reporting [Abstract] |  |
Number of operating segments | segment | 1 |
Net product sales, cost of product sales and gross profit by product |  |
Total revenues | $ 781.5 | $ 794.4
Cost of sales | 133.4 | 92.5
Gross profit (loss) | 648.1 | 701.9
Inventory reserve | 44.9 | 9.0
Tyvaso DPI |  |
Net product sales, cost of product sales and gross profit by product |  |
Total revenues | 330.3 | 302.5
Cost of sales | 83.2 | 48.1
Gross profit (loss) | 247.1 | 254.4
Inventory reserve | 39.2 | 5.8
Loss related to commercial supply agreement | 26.8 |
Nebulized Tyvaso |  |
Net product sales, cost of product sales and gross profit by product |  |
Total revenues | 127.2 | 163.8
Cost of sales | 8.6 | 8.5
Gross profit (loss) | 118.6 | 155.3
Remodulin |  |
Net product sales, cost of product sales and gross profit by product |  |
Total revenues | 126.6 | 138.2
Cost of sales | 16.1 | 13.8
Gross profit (loss) | 110.5 | 124.4
Orenitram |  |
Net product sales, cost of product sales and gross profit by product |  |
Total revenues | 135.6 | 120.7
Cost of sales | 7.4 | 8.3
Gross profit (loss) | 128.2 | 112.4
Unituxin |  |
Net product sales, cost of product sales and gross profit by product |  |
Total revenues | 53.6 | 58.2
Cost of sales | 5.0 | 5.2
Gross profit (loss) | 48.6 | 53.0
Adcirca |  |
Net product sales, cost of product sales and gross profit by product |  |
Total revenues | 2.9 | 6.0
Cost of sales | 1.0 | 2.6
Gross profit (loss) | 1.9 | 3.4
Other |  |
Net product sales, cost of product sales and gross profit by product |  |
Total revenues | 5.3 | 5.0
Cost of sales | 12.1 | 6.0
Gross profit (loss) | $ (6.8) | $ (1.0)

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