LendingClub Corporation – Parent Company-Only Financial Statements - Balance Sheets (Details) - USD ($) $ / shares in Units, $ in Thousands		Dec. 31, 2023	Dec. 31, 2022
Assets
Cash and due from banks		$ 14,993	$ 23,125
Interest-bearing deposits in banks		1,237,511	1,033,905
Total cash and cash equivalents		1,252,504	1,057,030
Restricted cash	[1]	41,644	67,454
Total securities available for sale		1,620,262	345,702
Loans held for investment at fair value		262,190	925,938
Retail and certificate loans held for investment at fair value	[1]	10,488	55,425
Property, equipment and software, net		161,517	136,473
Other assets	[1]	455,453	500,306
Total assets		8,827,463	7,979,747
Liabilities
Borrowings	[1]	8,866	74,858
Retail notes and certificates at fair value		10,488	55,425
Other liabilities	[1]	222,801	292,617
Total liabilities		7,575,641	6,815,453
Equity
Common stock, $0.01 par value; 180,000,000 shares authorized; 110,410,602 and 106,546,995 shares issued and outstanding, respectively		1,104	1,065
Additional paid-in capital		1,669,828	1,628,590
Accumulated deficit		(388,806)	(427,745)
Accumulated other comprehensive loss		(30,304)	(37,616)
Total equity		1,251,822	1,164,294
Total liabilities and equity		8,827,463	7,979,747
Securities available for sale at amortized cost		$ 1,663,990	$ 399,668
Common stock, par value ($ per share)		$ 0.01	$ 0.01
Common stock, shares authorized (shares)		180,000,000	180,000,000
Common stock, shares outstanding (shares)		110,410,602	106,546,995
Common stock, shares issued (shares)		110,410,602	106,546,995
Parent
Assets
Cash and due from banks		$ 96,384	$ 34,119
Interest-bearing deposits in banks		13,889	22,356
Total cash and cash equivalents		110,273	56,475
Restricted cash		46,628	75,409
Total securities available for sale		2,953	16,415
Loans held for investment at fair value		8,390	19,227
Retail and certificate loans held for investment at fair value		10,488	55,425
Property, equipment and software, net		17,078	34,199
Investment in subsidiary		937,987	923,618
Other assets		126,899	165,973
Total assets		1,260,696	1,346,741
Liabilities
Borrowings		2,468	10,704
Retail notes and certificates at fair value		10,488	55,425
Other liabilities		86,086	116,318
Total liabilities		99,042	182,447
Equity
Common stock, $0.01 par value; 180,000,000 shares authorized; 110,410,602 and 106,546,995 shares issued and outstanding, respectively		1,104	1,065
Additional paid-in capital		1,669,828	1,628,590
Accumulated deficit		(468,097)	(427,745)
Accumulated other comprehensive loss		(41,181)	(37,616)
Total equity		1,161,654	1,164,294
Total liabilities and equity		1,260,696	1,346,741
Securities available for sale at amortized cost		$ 264	$ 8,322

[1] Includes amounts in consolidated variable interest entities (VIEs). See “Notes to Consolidated Financial Statements – Note 7. Securitizations and Variable Interest Entities.”