XML 12 R1.htm IDEA: XBRL DOCUMENT v3.22.0.1
Document and Entity Information - USD ($)
 12 Months Ended
Dec. 31, 2021
Feb. 11, 2022
Jun. 30, 2021
Cover [Abstract]      
Document Type 10-K    
Amendment Flag false    
Document Period End Date Dec. 31, 2021    
Document Fiscal Year Focus 2021    
Document Fiscal Period Focus FY    
Trading Symbol MNKD    
Entity Registrant Name MannKind Corporation    
Entity Central Index Key 0000899460    
Current Fiscal Year End Date --12-31    
Entity Well-known Seasoned Issuer Yes    
Entity Current Reporting Status Yes    
Entity Voluntary Filers No    
Entity Filer Category Large Accelerated Filer    
Entity Small Business false    
Entity Emerging Growth Company false    
Entity Shell Company false    
Entity File Number 000-50865    
Entity Tax Identification Number 13-3607736    
Entity Address, Address Line One 1 Casper Street    
Entity Address, City or Town Danbury    
Entity Address, State or Province CT    
Entity Address, Postal Zip Code 06810    
City Area Code (818)    
Local Phone Number 661-5000    
Entity Common Stock, Shares Outstanding   251,798,303  
Entity Public Float     $ 1,266,168,274
Document Annual Report true    
Document Transition Report false    
Entity Incorporation, State or Country Code DE    
Title of 12(b) Security Common Stock, par value $0.01 per share    
Security Exchange Name NASDAQ    
Entity Interactive Data Current Yes    
ICFR Auditor Attestation Flag true    
Auditor Firm ID 34    
Auditor Name Deloitte & Touche LLP    
Auditor Location Los Angeles, California    
Documents Incorporated by Reference

Portions of the registrant’s definitive Proxy Statement (the “Proxy Statement”) for the 2022 Annual Meeting of Stockholders to be filed with the Securities and Exchange Commission pursuant to Regulation 14A not later than May 2, 2022 are incorporated by reference into Part III of this Annual Report on Form 10-K.