TWO Quarterly report [Sections 13 or 15(d)]

Servicing Activities - Total Serviced Mortgage Assets (Details) $ in Thousands	Mar. 31, 2026 USD ($) loan	Dec. 31, 2025 USD ($) loan
Assets that Continue to be Recognized, Securitized or Asset-backed Financing Arrangement Assets and any Other Financial Assets Managed Together [Line Items]
Number of Loans \| loan	846,416	854,123
Unpaid Principal Balance \| $	$ 199,207,354	$ 203,228,767
Mortgage servicing rights
Assets that Continue to be Recognized, Securitized or Asset-backed Financing Arrangement Assets and any Other Financial Assets Managed Together [Line Items]
Number of Loans \| loan	665,942	675,215
Unpaid Principal Balance \| $	$ 158,871,352	$ 162,450,487
Subservicing
Assets that Continue to be Recognized, Securitized or Asset-backed Financing Arrangement Assets and any Other Financial Assets Managed Together [Line Items]
Number of Loans \| loan	179,899	178,356
Unpaid Principal Balance \| $	$ 40,051,658	$ 40,492,124
Servicing administrator
Assets that Continue to be Recognized, Securitized or Asset-backed Financing Arrangement Assets and any Other Financial Assets Managed Together [Line Items]
Number of Loans \| loan	505	514
Unpaid Principal Balance \| $	$ 265,953	$ 272,820
Mortgage loans held-for-sale
Assets that Continue to be Recognized, Securitized or Asset-backed Financing Arrangement Assets and any Other Financial Assets Managed Together [Line Items]
Number of Loans \| loan	70	38
Unpaid Principal Balance \| $	$ 18,391	$ 13,336