Consolidated Statements of Cash Flows - USD ($)	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
CASH FLOWS FROM OPERATING ACTIVITIES
Net (loss) income	$ 59,230,829	$ 29,871,377
Adjustments to reconcile net (loss) income to net cash provided by (used in) operating activities:
Stock based compensation	107,462	302,260
Depreciation	91,991	102,800
Deferred income tax provision (benefit)	(62,932,178)	(1,900,064)
Losses (gains) on mortgage-backed securities	2,023,036	(15,350,773)
Gains on retained interests in securitizations	(2,962,158)	(3,815,160)
(Gain) Loss on Disposal of Property and Equipment	0	12,886
Unrealized losses on Orchid Island Capital, Inc. common stock	(2,960,771)	9,752
Realized and unrealized losses on interest rate swaptions	0	(4,438,787)
Changes in operating assets and liabilities
Accrued interest receivable	109,277	(4,950,854)
Other assets	258,387	(159,037)
Accrued interest payable	(10,440)	580,093
Other liabilities	1,718,845	745,801
NET CASH PROVIDED BY (USED IN) OPERATING ACTIVITIES	595,822	9,868,364
From mortgage-backed securities investments
Purchases	(26,396,648)	(2,316,307,507)
Sales	37,545,348.33	966,896,310
Principal repayments	20,670,896.67	87,102,953
Payments received on retained interests in securitizations	3,737,564	4,446,310
Increase in restricted cash	331,860	(5,966,495)
Purchases of Orchid Island Capital, Inc. common stock	2,143,473	0
Purchases of property and equipment	0	(36,852)
Purchase of interest rate swaptions, net of margin cash received	0	4,291,625
Deconsolidation of Orchid Island Capital, Inc.	0	93,136,610
NET CASH PROVIDED BY (USED IN) INVESTING ACTIVITIES	33,745,548	(1,361,293,516)
CASH FLOWS FROM FINANCING ACTIVITIES
Proceeds from repurchase agreements	1,010,947,179	8,382,637,845
Principal payments on repurchase agreements	(1,043,676,925)	(7,189,419,249)
Issuance of common shares of Orchid Island Capital, Inc.	0	171,371,150
Cash dividends paid to noncontrolling interests	0	20,522,827
Class A common shares sold directly to employees	0	(98,000)
NET CASH (USED IN) PROVIDED BY FINANCING ACTIVITIES	(32,729,746)	1,344,164,919
NET INCREASE IN CASH AND CASH EQUIVALENTS	1,611,624	(7,260,233)
CASH AND CASH EQUIVALENTS, beginning of the period	4,699,059	11,959,292
CASH AND CASH EQUIVALENTS, end of the period	6,310,683	4,699,059
Cash paid during the period for:
Interest	1,433,359	3,685,654
Income Taxes	137,001	22,267
SUPPLEMENTAL SCHEDULE OF NONCASH INVESTING AND FINANCING ACTIVITIES
Securities acquisitions settled in later period	$ 1,859,277	$ 0