CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Origination And Servicing, Investment Portfolio, Mortgage Loans Receivable And Corporate [Abstract]
Total Revenues	$ 5,205,836	$ 3,762,187	$ 4,920,801
Expenses
Interest expense and warehouse line fees	1,835,325	1,401,327	777,793
General and administrative	868,484	761,102	896,062
Compensation and benefits	1,134,768	787,092	1,231,446
Management fee to affiliate	0	0	46,174
Termination fee to affiliate	0	0	400,000
Total Operating Expenses	3,838,577	2,949,521	3,351,475
Other Income (Loss)
Realized and unrealized losses, net	(215,705)	(19,456)	(180,059)
Other income (loss), net	57,255	(40,377)	(126,466)
Total Other Loss, Net	(158,450)	(59,833)	(306,525)
Income before Income Taxes	1,208,809	752,833	1,262,801
Income tax expense	267,317	122,159	279,516
Net Income (Loss)	941,492	630,674	983,285
Noncontrolling interests in income of consolidated subsidiaries	9,989	8,417	28,766
Dividends on preferred stock	96,456	89,579	89,726
Net Income Attributable to Common Stockholders - basic	$ 835,047	$ 532,678	$ 864,793
Net Income per Share of Common Stock
Basic (in dollars per share)	$ 1.69	$ 1.11	$ 1.84
Diluted (in dollars per share)	$ 1.67	$ 1.10	$ 1.80
Weighted Average Number of Shares of Common Stock Outstanding
Basic (in shares)	495,479,956	481,934,951	468,836,718
Diluted (in shares)	499,597,670	483,716,715	481,636,125
Dividends declared per share of common stock (in dollars per share)	$ 1.00	$ 1.00	$ 1.00
Servicing fee revenue, net and interest income from MSRs and MSR financing receivables
Origination And Servicing, Investment Portfolio, Mortgage Loans Receivable And Corporate [Abstract]
Origination and Servicing, Investment Portfolio, Mortgage Loans Receivable and Corporate revenues	$ 1,993,319	$ 1,859,357	$ 1,831,354
Change in fair value of MSRs and MSR financing receivables (includes realization of cash flows of $(602,241), $(518,978) and $(631,120), respectively)
Origination And Servicing, Investment Portfolio, Mortgage Loans Receivable And Corporate [Abstract]
Origination and Servicing, Investment Portfolio, Mortgage Loans Receivable and Corporate revenues	(167,574)	(565,684)	727,334
Servicing revenue, net
Origination And Servicing, Investment Portfolio, Mortgage Loans Receivable And Corporate [Abstract]
Origination and Servicing, Investment Portfolio, Mortgage Loans Receivable and Corporate revenues	1,825,745	1,293,673	2,558,688
Interest income
Origination And Servicing, Investment Portfolio, Mortgage Loans Receivable And Corporate [Abstract]
Origination and Servicing, Investment Portfolio, Mortgage Loans Receivable and Corporate revenues	1,949,790	1,616,189	1,038,459
Gain on originated residential mortgage loans, held-for-sale, net
Origination And Servicing, Investment Portfolio, Mortgage Loans Receivable And Corporate [Abstract]
Origination and Servicing, Investment Portfolio, Mortgage Loans Receivable and Corporate revenues	682,535	533,477	1,092,749
Other revenues
Origination And Servicing, Investment Portfolio, Mortgage Loans Receivable And Corporate [Abstract]
Origination and Servicing, Investment Portfolio, Mortgage Loans Receivable and Corporate revenues	227,472	236,167	230,905
Asset management revenues
Origination And Servicing, Investment Portfolio, Mortgage Loans Receivable And Corporate [Abstract]
Total Revenues	$ 520,294	$ 82,681	$ 0