Regulatory Capital and Liquidity Requirements (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Fannie Mae / Freddie Mac - PLS
Regulatory Net Worth and Agency Capital Requirements
Net worth	$ 6,227,418	$ 6,632,627
Capital Requirement	1,157,832	797,748
Liquidity	1,383,986	1,265,569
Liquidity requirement	$ 472,121	$ 107,768
Tangible net worth / Total assets ratio actual	32.00%	39.00%
Tangible net worth / Total assets ratio requirement	6.00%	6.00%
Ginnie Mae - Issuer - PLS
Regulatory Net Worth and Agency Capital Requirements
Net worth	$ 5,968,665	$ 5,899,892
Capital Requirement	1,251,726	923,202
Liquidity	1,583,911	1,265,569
Liquidity requirement	$ 323,892	$ 246,953
Adjusted net worth / Total assets ratio actual	40.00%	35.00%
Adjusted net worth / Total assets ratio requirement	6.00%	6.00%
HUD - PLS
Regulatory Net Worth and Agency Capital Requirements
Net worth	$ 5,968,665	$ 5,899,892
Capital Requirement	$ 2,500	$ 2,500