XML 42 R1.htm IDEA: XBRL DOCUMENT v3.20.4
Document and Entity Information - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2020
Feb. 08, 2021
Jun. 30, 2020
Cover [Abstract]      
Document Type 10-K    
Document Annual Report true    
Document Transition Report false    
Document Period End Date Dec. 31, 2020    
Document Fiscal Year Focus 2020    
Document Fiscal Period Focus FY    
Current Fiscal Year End Date --12-31    
Entity File Number 1-36282    
Entity Registrant Name LA JOLLA PHARMACEUTICAL COMPANY    
Entity Incorporation, State or Country Code CA    
Entity Tax Identification Number 33-0361285    
Entity Address, Address Line One 201 Jones Road    
Entity Address, Address Line Two Suite 400    
Entity Address, City or Town Waltham    
Entity Address, State or Province MA    
Entity Address, Postal Zip Code 02451    
City Area Code 617    
Local Phone Number 715-3600    
Title of 12(b) Security Common Stock, par value $0.0001 per share    
Trading Symbol LJPC    
Security Exchange Name NASDAQ    
Current Reporting Status Yes    
Entity Interactive Data Current Yes    
Entity Filer Category Non-accelerated Filer    
Entity Small Business true    
Entity Emerging Growth Company false    
Shell Company false    
Entity Common Stock, Shares Outstanding   27,428,407  
Entity Central Index Key 0000920465    
Amendment Flag false    
Entity Public Float     $ 78.0
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers No    
ICFR Auditor Attestation Flag false    
Documents Incorporated by Reference

DOCUMENTS INCORPORATED BY REFERENCE

Portions of the registrant’s definitive proxy statement for its 2021 Annual Meeting of Shareholders, which the registrant intends to file pursuant to Regulation 14A with the Securities and Exchange Commission not later than 120 days after the registrant’s fiscal year ended December 31, 2020, are incorporated by reference into Part III of this Annual Report on Form 10-K.