Derivative Financial Instruments (Tables)

6 Months Ended

Jun. 30, 2013

Derivative Financial Instruments Tables [Abstract]

Schedule of Eurodollar Positions

The table below presents information related to the Company's Eurodollar futures positions at June 30, 2013. As of December 31, 2012, the Company had no outstanding futures positions.

(in thousands)
			Average
	Weighted		Contract
	Average		Notional		Open
Expiration Year	LIBOR Rate		Amount		Equity(1)
2013	0.34%	$	250,000	$	(7)
2014	0.54%		250,000		173
2015	1.15%		250,000		890
2016	2.15%		250,000		1,989
2017	3.00%		250,000		2,219
2018	3.54%		250,000		1,128
	1.84%			$	6,392
Cash posted as collateral, included in restricted cash				$	2,531

• Open equity represents the cumulative gains (losses) recorded on open futures positions.

Income Statement Effect of Derivatives [Table Text Block]

The table below presents the effect of the Company's derivative financial instruments on the statements of operations for the six and three months ended June 30, 2013 and 2012.

(in thousands)
	Six Months Ended June 30,				Three Months Ended June 30,
		2013		2012		2013		2012
Eurodollar futures contracts (short positions)	$	6,368	$	(25)	$	6,852	$	(1)