LendingClub Corporation – Parent Company-Only Financial Statements - Statements of Income (Loss) (Details) - USD ($) $ in Thousands		12 Months Ended
		Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Non-interest income:
Marketplace revenue		$ 291,484	$ 683,626	$ 578,580
Other non-interest income		11,297	28,765	27,219
Total non-interest income		302,781	712,391	605,799
Interest income:
Interest on loans held for sale		35,655	26,183	29,540
Interest on loans held for investment at fair value		69,866	12,877	4,436
Interest on retail and certificate loans held for investment at fair value		4,222	18,135	57,684
Interest on securities available for sale		40,235	16,116	11,025
Other interest income		65,917	18,579	1,170
Total interest income		832,630	557,340	292,832
Interest expense:
Interest on retail notes and certificates at fair value		4,222	18,135	57,684
Other interest expense		1,014	3,929	15,089
Total interest expense		270,792	82,515	80,001
Net interest income		561,838	474,825	212,831
Total net revenue		864,619	1,187,216	818,630
Reversal of credit losses		243,565	267,326	138,800
Non-interest expense:
Compensation and benefits		261,948	339,397	288,390
Marketing		93,840	197,747	156,142
Equipment and software		53,485	49,198	39,490
Depreciation and amortization		47,195	43,831	44,285
Professional services		35,173	50,516	47,572
Occupancy		17,532	21,977	24,249
Other non-interest expense		57,264	64,187	61,258
Total non-interest expense		566,437	766,853	661,386
Income tax benefit		(15,678)	136,648	136
Net income	[1]	38,939	289,685	18,580
Parent
Non-interest income:
Marketplace revenue		41,817	48,231	115,759
Other non-interest income		9,503	15,628	16,718
Total non-interest income		51,320	63,859	132,477
Interest income:
Interest on loans held for sale		0	1,390	11,025
Interest on loans held for investment at fair value		2,589	2,875	4,436
Interest on retail and certificate loans held for investment at fair value		4,222	18,135	57,684
Interest on securities available for sale		6,802	7,608	8,922
Other interest income		811	861	26
Total interest income		14,424	30,869	82,093
Interest expense:
Interest on retail notes and certificates at fair value		4,222	18,135	57,684
Other interest expense		352	3,426	13,905
Total interest expense		4,574	21,561	71,589
Net interest income		9,850	9,308	10,504
Total net revenue		61,170	73,167	142,981
Reversal of credit losses		0	0	(3,382)
Non-interest expense:
Compensation and benefits		6,520	7,770	31,010
Marketing		0	188	5,460
Equipment and software		246	194	2,459
Depreciation and amortization		16,979	27,342	39,716
Professional services		1,210	523	14,666
Occupancy		9,552	13,346	17,751
Other non-interest expense		24,508	40,398	86,977
Total non-interest expense		59,015	89,761	198,039
Income (Loss) before income tax benefit		2,155	(16,594)	(51,676)
Income tax benefit		2,203	125,954	44,013
Net income		4,358	109,360	(7,663)
Equity in undistributed earnings of subsidiary		34,581	127,277	79,291
Net income		$ 38,939	$ 236,637	$ 71,628

[1] See “Notes to Consolidated Financial Statements – Note 4. Earnings Per Share” for additional information.