Borrowings (Tables)

6 Months Ended

Jun. 30, 2018

Debt Disclosure [Abstract]

Schedule of Repurchase Agreements [Table Text Block]

The following table details the Company's outstanding borrowings under reverse repurchase agreements for Agency RMBS, Credit assets (which include non-Agency MBS, CLOs, consumer loans, corporate debt, residential mortgage loans, and commercial mortgage loans and REO), and U.S. Treasury securities, by remaining maturity as of June 30, 2018 and December 31, 2017:

(In thousands)	June 30, 2018					December 31, 2017
			Weighted Average					Weighted Average
Remaining Maturity	Outstanding Borrowings		Interest Rate		Remaining Days to Maturity	Outstanding Borrowings		Interest Rate		Remaining Days to Maturity
Agency RMBS:
30 Days or Less	$	261,209	2.01	%	16	$	287,014	1.43	%	15
31-60 Days	395,408		2.13	%	45	264,058		1.47	%	46
61-90 Days	233,892		2.22	%	77	277,950		1.63	%	74
121-150 Days	573		3.32	%	125	—		—	%	—
151-180 Days	—		—	%	—	602		2.56	%	158
Total Agency RMBS	891,082		2.12	%	45	829,624		1.51	%	44
Credit:
30 Days or Less	25,011		2.62	%	3	37,433		2.61	%	13
31-60 Days	155,309		3.10	%	48	132,201		2.44	%	49
61-90 Days	144,983		3.33	%	76	130,875		2.75	%	77
121-150 Days	1,711		3.88	%	146	8,551		3.79	%	128
151-180 Days	12,241		4.17	%	167	8,300		3.40	%	164
181-360 Days	121,971		4.00	%	221	5,090		3.59	%	280
> 360 Days	66,559		5.59	%	913	56,944		4.94	%	1094
Total Credit Assets	527,785		3.69	%	206	379,394		3.00	%	219
U.S. Treasury Securities:
30 Days or Less	2,639		2.30	%	2	297		1.70	%	2
Total U.S. Treasury Securities	2,639		2.30	%	2	297		1.70	%	2
Total	$	1,421,506	2.70	%	104	$	1,209,315	1.98	%	99

Schedule of Maturities of Long-term Debt [Table Text Block]

The following table details the Company's principal repayment schedule for outstanding borrowings as of June 30, 2018:

Year	Reverse Repurchase Agreements(1)		Other Secured Borrowings(2)		Senior Notes(1)		Total
(In thousands)
2018	$	1,232,976	$	20,305	$	—	$	1,253,281
2019	121,971		113,777		—		235,748
2020	66,559		52,859		—		119,418
2021	—		10,990		—		10,990
2022	—		—		86,000		86,000
Total	$	1,421,506	$	197,931	$	86,000	$	1,705,437

(1) Reflects the Company's contractual principal repayment dates.

(2) Reflects the Company's expected principal repayment dates.