Transactions with Affiliates - Amounts due from Affiliate (Details) - PMT - USD ($) $ in Thousands	Mar. 31, 2019	Dec. 31, 2018
Amounts due from affiliate
Fulfillment fees	$ 3,907	$ 9,066
Management fees	4,350	4,841
Servicing fees	7,238	6,559
Allocated expenses	1,852	2,071
Correspondent production fees	726	801
Conditional Reimbursement	11,744	10,006
Interest on assets purchased under agreements to resell	134	120
Total due from affiliate	29,951	33,464
Payable to affiliate
Deposits made by PMT	73,149	100,554
MSR Recapture Payable to PMT	160	179
Other expenses	3,185	3,898
Payable to affiliates	$ 76,494	$ 104,631