Description of Business	12 Months Ended
Dec. 31, 2022
Accounting Policies [Abstract]
Description of Business	1. Description of Business Business — MannKind Corporation and its subsidiaries (the “Company”) is a biopharmaceutical company focused on the development and commercialization of innovative therapeutic products and devices to address serious unmet medical needs for those living with endocrine and orphan lung diseases. The Company is currently commercializing Afrezza (insulin human) Inhalation Powder, an ultra rapid-acting inhaled insulin indicated to improve glycemic control in adults with diabetes, and the V-Go wearable insulin delivery device, which provides continuous subcutaneous infusion of insulin in adults that require insulin. The Company also collaborates with third parties to formulate their drugs on the Company’s Technosphere drug delivery platform. Tyvaso DPI (treprostinil) inhalation powder received FDA approval in May 2022, for the treatment of pulmonary arterial hypertension and for the treatment of pulmonary hypertension associated with interstitial lung disease. UT began commercializing Tyvaso DPI in June 2022 and is obligated to pay the Company a royalty on net sales of the product. The Company also receives a margin on supplies of Tyvaso DPI that it manufactures for UT. Basis of Presentation — The accompanying consolidated financial statements have been prepared in accordance with accounting principles generally accepted in the United States of America (“GAAP”). Principles of Consolidation — The consolidated financial statements include the accounts of the Company and its wholly-owned subsidiaries. Intercompany balances and transactions have been eliminated. Reclassifications — Certain prior year reported amounts have been reclassified to conform with the current year presentation. Changes were made to the consolidated statements of operations to present selling expense as a separate line item and to disclose a single caption for interest expense on all outstanding notes. Changes were made to the consolidated balance sheets to reclassify interest receivable from investments from accounts receivable, net to other assets. Segment Information — Operating segments are identified as components of an enterprise about which separate discrete financial information is available for evaluation by the chief operating decision-maker in making decisions regarding resource allocation and assessing performance. To date, the Company has viewed its operations and manages its business as one segment operating in the United States of America.

Description of Business

12 Months Ended

Dec. 31, 2022

1. Description of Business

Business — MannKind Corporation and its subsidiaries (the “Company”) is a biopharmaceutical company focused on the development and commercialization of innovative therapeutic products and devices to address serious unmet medical needs for those living with endocrine and orphan lung diseases. The Company is currently commercializing Afrezza (insulin human) Inhalation Powder, an ultra rapid-acting inhaled insulin indicated to improve glycemic control in adults with diabetes, and the V-Go wearable insulin delivery device, which provides continuous subcutaneous infusion of insulin in adults that require insulin. The Company also collaborates with third parties to formulate their drugs on the Company’s Technosphere drug delivery platform. Tyvaso DPI (treprostinil) inhalation powder received FDA approval in May 2022, for the treatment of pulmonary arterial hypertension and for the treatment of pulmonary hypertension associated with interstitial lung disease. UT began commercializing Tyvaso DPI in June 2022 and is obligated to pay the Company a royalty on net sales of the product. The Company also receives a margin on supplies of Tyvaso DPI that it manufactures for UT.

Basis of Presentation — The accompanying consolidated financial statements have been prepared in accordance with accounting principles generally accepted in the United States of America (“GAAP”).

Principles of Consolidation — The consolidated financial statements include the accounts of the Company and its wholly-owned subsidiaries. Intercompany balances and transactions have been eliminated.

Reclassifications — Certain prior year reported amounts have been reclassified to conform with the current year presentation. Changes were made to the consolidated statements of operations to present selling expense as a separate line item and to disclose a single caption for interest expense on all outstanding notes. Changes were made to the consolidated balance sheets to reclassify interest receivable from investments from accounts receivable, net to other assets.

Segment Information — Operating segments are identified as components of an enterprise about which separate discrete financial information is available for evaluation by the chief operating decision-maker in making decisions regarding resource allocation and assessing performance. To date, the Company has viewed its operations and manages its business as one segment operating in the United States of America.