CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
ASSETS
Cash	$ 1,415,396	$ 340,069
Short-term investment at fair value	4,961	6,873
Loans held for sale at fair value (includes $3,270,508 and $9,135,577 pledged to creditors)	3,586,810	9,742,483
Derivative assets	103,901	333,695
Servicing advances, net (includes valuation allowance of $66,143 and $120,940; $279,664 and $232,107 pledged to creditors)	570,822	702,160
Mortgage servicing rights at fair value (includes $5,163,544 and $3,856,791 pledged to creditors)	5,217,167	3,878,078
Operating lease right-of-use assets	82,078	89,040
Investment in PennyMac Mortgage Investment Trust at fair value	1,037	1,300
Receivable from PennyMac Mortgage Investment Trust	43,234	40,091
Loans eligible for repurchase	2,778,768	3,026,207
Other (includes $25,547 and $45,294 pledged to creditors)	468,081	616,616
Total assets	14,272,255	18,776,612
LIABILITIES
Assets sold under agreements to repurchase	2,441,816	7,292,735
Mortgage loans participation purchase and sale agreements	502,116	479,845
Obligations under capital lease		3,489
Notes payable secured by mortgage servicing assets	1,793,260	1,297,622
Unsecured senior notes	1,778,055	1,776,219
Derivative liabilities	42,702	22,606
Mortgage servicing liabilities at fair value	2,337	2,816
Accounts payable and accrued expenses	317,998	359,413
Operating lease liabilities	102,756	110,003
Payable to PennyMac Mortgage Investment Trust	98,991	228,019
Payable to exchanged Private National Mortgage Acceptance Company, LLC unitholders under tax receivable agreement	27,014	30,530
Income taxes payable	885,721	685,262
Liability for loans eligible for repurchase	2,778,768	3,026,207
Liability for losses under representations and warranties	39,336	43,521
Total liabilities	10,810,870	15,358,287
Commitments and contingencies - Note 16
STOCKHOLDERS' EQUITY
Additional paid-in capital		125,396
Retained earnings	3,461,380	3,292,923
Total stockholders' equity	3,461,385	3,418,325
Total liabilities and stockholders' equity	14,272,255	18,776,612
Common Class A [Member]
STOCKHOLDERS' EQUITY
Common stock - authorized 200,000,000 shares of $0.0001 par value; issued and outstanding, 52,938,854 and 56,867,202 shares respectively	$ 5	$ 6