Consolidated Balance Sheets (Unaudited) - USD ($) $ in Thousands	Mar. 31, 2016	Dec. 31, 2015
ASSETS
Cash	$ 66,972	$ 58,108
Short-term investments	47,500	41,865
Mortgage-backed securities at fair value pledged to creditors	364,439	322,473
Mortgage loans acquired for sale at fair value (includes $1,310,418 and $1,268,455 pledged to creditors, respectively)	1,339,633	1,283,795
Mortgage loans at fair value	2,496,778	2,555,788
Excess servicing spread purchased from PennyMac Financial Services, Inc. at fair value pledged to secure note payable to PennyMac Financial Services, Inc.	321,976	412,425
Derivative assets	18,462	10,085
Real estate acquired in settlement of loans (includes $257,294 and $283,343 pledged to creditors, respectively)	327,212	341,846
Other assets
Restricted cash	180,992
Real estate held for investment	12,758	8,796
Mortgage servicing rights pledged to creditors (includes $61,071 and $66,584 carried at fair value, respectively)	455,097	459,741
Servicing advances	76,881	88,010
Due from PennyMac Financial Services, Inc.	6,531	8,806
Other (includes restricted cash of $180,992 pledged to creditors at March 31, 2016)	286,201	235,186
Total assets	5,820,440	5,826,924
LIABILITIES
Assets sold under agreements to repurchase	3,245,014	3,128,780
Mortgage loan participation and sale agreements	62,400	0
Federal Home Loan Bank advances	0	183,000
Notes payable	206,191	236,015
Asset-backed financing at fair value	344,693	247,690
Exchangeable senior notes	245,307	245,054
Interest-only security payable at fair value	675	0
Derivative liabilities	13,488	3,157
Accounts payable and accrued liabilities	71,932	64,474
Due to PennyMac Financial Services, Inc.	17,647	18,965
Income taxes payable	29,878	33,505
Liability for losses under representations and warranties	18,712	20,171
Total liabilities	4,405,937	4,330,811
SHAREHOLDERS' EQUITY
Common shares of beneficial interest-authorized, 500,000,000 common shares of $0.01 par value; issued and outstanding, 68,687,094 and 73,767,435 common shares	687	738
Additional paid-in capital	1,406,350	1,469,722
Retained earnings	7,466	25,653
Total shareholders' equity	1,414,503	1,496,113
Total liabilities and shareholders' equity	5,820,440	5,826,924
Variable Interest Entities [Member]
ASSETS
Mortgage loans at fair value	449,215	455,394
Derivative assets	0	593
Other assets
Interest receivable	1,407	1,447
Restricted cash	213,536	147,000
Total assets of Consolidated Variable Interest Entity	664,158	604,434
LIABILITIES
Asset-backed financing at fair value	344,693	247,690
Interest-only security payable at fair value	675	0
Derivative liabilities	4,218	0
Accounts payable and accrued liabilities-interest payable	990	724
SHAREHOLDERS' EQUITY
Total liabilities of Consolidated Variable Interest Entity	350,576	248,414
PennyMac Financial Services, Inc. [Member]
Other assets
Due from PennyMac Financial Services, Inc.	6,531	8,806
LIABILITIES
Notes payable	150,000	150,000
Due to PennyMac Financial Services, Inc.	$ 17,647	$ 18,965