CONSOLIDATED BALANCE SHEETS (UNAUDITED) - USD ($) $ in Thousands	Mar. 31, 2024	Dec. 31, 2023
ASSETS
Cash	$ 927,394	$ 938,371
Short-term investment at fair value	69	10,268
Principal-only stripped mortgage-backed securities at fair value pledged to creditors	524,576
Loans held for sale at fair value (includes $5,127,134 and $4,329,501 pledged to creditors)	5,200,350	4,420,691
Derivative assets	108,987	179,079
Servicing advances, net (includes valuation allowance of $67,327 and $73,991; $271,947 and $354,831 pledged to creditors)	499,955	694,038
Mortgage servicing rights at fair value (includes $7,406,892 and $7,033,892 pledged to creditors)	7,483,210	7,099,348
Investment in PennyMac Mortgage Investment Trust at fair value	1,101	1,121
Receivable from PennyMac Mortgage Investment Trust	$ 30,835	$ 29,262
Other Receivable, after Allowance for Credit Loss, Related Party, Type [Extensible Enumeration]	Affiliated entities	Affiliated entities
Loans eligible for repurchase	$ 4,401,896	$ 4,889,925
Other (includes $16,175 and $15,653 pledged to creditors)	623,368	582,460
Total assets	19,801,741	18,844,563
LIABILITIES
Assets sold under agreements to repurchase	5,435,354	3,763,956
Mortgage loan participation purchase and sale agreements	363,798	446,054
Notes payable secured by mortgage servicing assets	1,972,020	1,873,415
Unsecured senior notes	2,521,031	2,519,651
Derivative liabilities	40,784	53,275
Mortgage servicing liabilities at fair value	1,732	1,805
Accounts payable and accrued expenses	263,338	449,896
Payable to PennyMac Mortgage Investment Trust	$ 127,993	$ 208,210
Other Liability, Related Party, Type [Extensible Enumeration]	Affiliated entities	Affiliated entities
Payable to exchanged Private National Mortgage Acceptance Company, LLC unitholders under tax receivable agreement	$ 26,099	$ 26,099
Income taxes payable	1,047,337	1,042,886
Liability for loans eligible for repurchase	4,401,896	4,889,925
Liability for losses under representations and warranties	29,976	30,788
Total liabilities	16,231,358	15,305,960
Commitments and contingencies - Note 18
STOCKHOLDERS' EQUITY
Common stock-authorized 200,000,000 shares of $0.0001 par value; issued and outstanding, 50,907,865 and 50,178,963 shares, respectively	5	5
Additional paid-in capital	27,179	24,287
Retained earnings	3,543,199	3,514,311
Total stockholders' equity	3,570,383	3,538,603
Total liabilities and stockholders' equity	$ 19,801,741	$ 18,844,563