CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 31, 2020
ASSETS
Cash	$ 441,870	$ 532,716
Short-term investments at fair value	24,850	15,217
Loans held for sale at fair value (includes $13,267,667 and $11,457,678 pledged to creditors)	13,385,789	11,616,400
Derivative assets	530,852	711,238
Servicing advances, net (includes valuation allowance of $156,315 and $181,433; $373,110 and $413,484 pledged to creditors)	550,150	579,528
Mortgage servicing rights at fair value (includes $3,265,073 and $2,577,964 pledged to creditors)	3,268,910	2,581,174
Operating lease right-of-use assets	74,795	74,934
Loans eligible for repurchase	12,312,393	14,625,447
Other (includes $114,342 and $166,418 pledged to creditors)	638,257	692,169
Total assets	31,297,980	31,597,795
LIABILITIES
Assets sold under agreements to repurchase	10,848,477	9,654,797
Mortgage loans participation purchase and sale agreements	518,747	521,477
Obligations under capital lease	10,468	11,864
Notes payable secured by mortgage servicing assets	1,296,285	1,295,840
Unsecured senior notes	1,288,198	645,820
Derivative liabilities	68,557	42,638
Mortgage servicing liabilities at fair value	46,026	45,324
Accounts payable and accrued expenses	355,429	308,398
Operating lease liabilities	96,069	94,193
Income taxes payable	751,855	622,700
Liability for loans eligible for repurchase	12,312,393	14,625,447
Liability for losses under representations and warranties	38,428	32,688
Total liabilities	27,830,566	28,208,407
Commitments and contingencies - Note 16
STOCKHOLDERS' EQUITY
Additional paid-in capital	762,585	1,047,052
Retained earnings	2,704,822	2,342,329
Total stockholders' equity	3,467,414	3,389,388
Total liabilities and stockholders' equity	31,297,980	31,597,795
Common Stock
STOCKHOLDERS' EQUITY
Common stock - authorized 200,000,000 shares of $0.0001 par value; issued and outstanding, 66,961,401 and 70,905,532 shares respectively	7	7
PMT
ASSETS
Assets purchased from PennyMac Mortgage Investment Trust under agreements to resell pledged to creditors		80,862
Investment in PennyMac Mortgage Investment Trust at fair value	1,470	1,105
Receivable from PennyMac Investment Trust	68,644	87,005
LIABILITIES
Excess servicing spread financing payable to PennyMac Mortgage Investment Trust at fair value		131,750
Payable to PennyMac Mortgage Investment Trust	164,469	140,306
Private National Mortgage Acceptance Company, LLC
LIABILITIES
Payable to exchanged Private National Mortgage Acceptance Company, LLC unitholders under tax receivable agreement	$ 35,165	$ 35,165