TWO Annual report pursuant to Section 13 and 15(d)

Serviced Mortgage Assets (Details) $ in Thousands	Dec. 31, 2020 USD ($) loan	Dec. 31, 2019 USD ($) 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	783,579	796,698
Unpaid Principal Balance \| $	$ 178,928,983	$ 177,928,604
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	781,905	793,470
Unpaid Principal Balance \| $	$ 177,861,483	$ 175,882,142
Residential mortgage loans
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	1,674	3,157
Unpaid Principal Balance \| $	$ 1,067,500	$ 2,033,951
Other assets
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	0	71
Unpaid Principal Balance \| $	$ 0	$ 12,511