CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
ASSETS
Cash	$ 1,328,536	$ 340,069
Short-term investment at fair value	12,194	6,873
Loans held for sale at fair value (includes $3,442,847 and $9,135,577 pledged to creditors)	3,509,300	9,742,483
Derivative assets	99,003	333,695
Servicing advances, net (includes valuation allowance of $78,992 and $120,940; $381,379 and $232,107 pledged to creditors)	696,753	702,160
Mortgage servicing rights at fair value (includes $5,897,613 and $3,856,791 pledged to creditors)	5,953,621	3,878,078
Operating lease right-of-use assets	65,866	89,040
Investment in PennyMac Mortgage Investment Trust at fair value	929	1,300
Receivable from PennyMac Mortgage Investment Trust	36,372	40,091
Loans eligible for repurchase	4,702,103	3,026,207
Other (includes $12,277 and $45,294 pledged to creditors)	417,907	616,616
Total assets	16,822,584	18,776,612
LIABILITIES
Assets sold under agreements to repurchase	3,001,283	7,292,735
Mortgage loans participation purchase and sale agreements	287,592	479,845
Notes payable secured by mortgage servicing assets	1,942,646	1,297,622
Unsecured senior notes	1,779,920	1,776,219
Obligations under capital lease		3,489
Derivative liabilities	21,712	22,606
Mortgage servicing liabilities at fair value	2,096	2,816
Accounts payable and accrued expenses	262,358	359,413
Operating lease liabilities	85,550	110,003
Payable to PennyMac Mortgage Investment Trust	205,011	228,019
Payable to exchanged Private National Mortgage Acceptance Company, LLC unitholders under tax receivable agreement	26,099	30,530
Income taxes payable	1,002,744	685,262
Liability for loans eligible for repurchase	4,702,103	3,026,207
Liability for losses under representations and warranties	32,421	43,521
Total liabilities	13,351,535	15,358,287
Commitments and contingencies - Note 16
STOCKHOLDERS' EQUITY
Additional paid-in capital		125,396
Retained earnings	3,471,044	3,292,923
Total stockholders' equity	3,471,049	3,418,325
Total liabilities and stockholders' equity	16,822,584	18,776,612
Common Class A [Member]
STOCKHOLDERS' EQUITY
Common stock - authorized 200,000,000 shares of $0.0001 par value; issued and outstanding, 49,988,4925 and 56,867,202 shares respectively	$ 5	$ 6