Borrowings (Tables)

12 Months Ended

Dec. 31, 2011

Borrowings [Abstract]

Schedule Of Company's Borrowings

December 31, 2011
Outstanding borrowings	$	7,880,814
Interest accrued thereon	$	3,747
Weighted average borrowing rate		0.36	%
Weighted average remaining maturity (in days)		27.6
Fair value of the collateral(1)	$	8,284,423
December 31, 2010
Outstanding borrowings	$	3,443,843
Interest accrued thereon	$	1,084
Weighted average borrowing rate		0.32	%
Weighted average remaining maturity (in days)		39.3
Fair value of the collateral(1)	$	3,657,185

⁽¹⁾  Collateral for borrowings consists of Agency RMBS.