Repurchase Agreements (Tables)

6 Months Ended

Jun. 30, 2015

Disclosure of Repurchase Agreements [Abstract]

Schedule of Repurchase Agreements

($ in thousands)
		OVERNIGHT		BETWEEN 2		BETWEEN 31			GREATER
		(1 DAY OR		AND		AND			THAN
		LESS)		30 DAYS		90 DAYS			90 DAYS		TOTAL
June 30, 2015
Fair market value of securities pledged, including
	accrued interest receivable	$	82,736	$	1,799,521	$	241,364	$	-	$	2,123,621
Repurchase agreement liabilities associated with
	these securities	$	80,108	$	1,709,480	$	224,483	$	-	$	2,014,071
Net weighted average borrowing rate			0.36%		0.39%		0.41%		-		0.39%
December 31, 2014
Fair market value of securities pledged, including
	accrued interest receivable	$	-	$	984,823	$	534,238	$	3,844	$	1,522,905
Repurchase agreement liabilities associated with
	these securities	$	-	$	929,831	$	502,947	$	3,873	$	1,436,651
Net weighted average borrowing rate			-		0.36%		0.37%		0.38%		0.36%