TWO Quarterly report pursuant to Section 13 or 15(d)

Serviced Mortgage Assets (Details) $ in Thousands	Jun. 30, 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	753,012	796,698
Unpaid Principal Balance \| $	$ 165,163,149	$ 177,928,604
Mortgage Servicing Rights [Member]
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	750,403	793,470
Unpaid Principal Balance \| $	$ 163,493,573	$ 175,882,142
Residential Mortgage [Member]
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	2,609	3,157
Unpaid Principal Balance \| $	$ 1,669,576	$ 2,033,951
Other Assets [Member]
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