Cover Page - shares	9 Months Ended
	Sep. 30, 2021	Oct. 29, 2021
Cover [Abstract]
Document Type	10-Q
Document Quarterly Report	true
Document Period End Date	Sep. 30, 2021
Entity File Number	001-36771
Entity Registrant Name	LendingClub Corporation
Entity Incorporation, State or Country Code	DE
Entity Tax Identification Number	51-0605731
Entity Address, Address Line One	595 Market Street, Suite 200,
Entity Address, City or Town	San Francisco,
Entity Address, State or Province	CA
Entity Address, Postal Zip Code	94105
City Area Code	415
Local Phone Number	632-5600
Title of 12(b) Security	Common stock, par value $0.01 per share
Trading Symbol	LC
Security Exchange Name	NYSE
Entity Current Reporting Status	Yes
Entity Interactive Data Current	Yes
Entity Filer Category	Accelerated Filer
Entity Small Business	false
Entity Emerging Growth Company	false
Entity Shell Company	false
Entity Central Index Key	0001409970
Entity Common Stock, Shares Outstanding		99,872,853
Amendment Flag	false
Current Fiscal Year End Date	--12-31
Document Fiscal Year Focus	2021
Document Fiscal Period Focus	Q3
Document Transition Report	false