Balance Sheet Offsetting (Tables)

6 Months Ended

Jun. 30, 2013

Balance Sheet Offsetting

Schedule of information about financial instruments that are eligible for offset

								Gross Amounts
						Net Amount		Not Offset in the
	Gross		Gross			Presented		Balance Sheet
	Amount		Amount			in the		Securities			Cash			Net
(in thousands)	Recognized		Offset			Balance Sheet		Collateral			Collateral			Amount
June 30, 2013
Financial assets:
Derivatives not designated as hedging instruments	$	11,498	$	(8,158	)	$	3,340	$	—		$	—		$	3,340
Reverse repurchase agreements	200,000		—			200,000		(200,000		)	—			—
Total financial assets	$	211,498	$	(8,158	)	$	203,340	$	(200,000	)	$	—		$	3,340
Financial liabilities:
Derivatives not designated as hedging instruments	$	39,119	$	(8,158	)	$	30,961	$	(13,909	)	$	(1,010	)	$	16,042
Total financial liabilities	$	39,119	$	(8,158	)	$	30,961	$	(13,909	)	$	(1,010	)	$	16,042
December 31, 2012
Financial assets:
Derivatives designated as hedging instruments	$	2,249	$	(83	)	$	2,166	$	(1,034	)	$	—		$	1,132
Derivatives not designated as hedging instruments	1,920		(1,454		)	466		—			—			466
Total financial assets	$	4,169	$	(1,537	)	$	2,632	$	(1,034	)	$	—		$	1,598
Financial liabilities:
Derivatives designated as hedging instruments	$	83	$	(83	)	$	—	$	—		$	—		$	—
Derivatives not designated as hedging instruments	65,461		(1,453		)	64,008		(48,697		)	—			15,311
Total financial liabilities	$	65,544	$	(1,536	)	$	64,008	$	(48,697	)	$	—		$	15,311