Short and Long-Term Funding (Tables)

3 Months Ended

Mar. 31, 2015

Debt Disclosure [Abstract]

Breakdown of short and long-term debt balances

	March 31, 2015			December 31, 2014
	($ in Thousands)
Short-Term Funding
Federal funds purchased	$	58,700		$	109,770
Securities sold under agreements to repurchase	528,572			384,221
Federal funds purchased and securities sold under agreements to repurchase	$	587,272		$	493,991
FHLB advances	—			500,000
Commercial paper	75,265			74,297
Other short-term funding	75,265			574,297
Total short-term funding	$	662,537		$	1,068,288
Long-Term Funding
FHLB advances	$	2,500,251		$	3,000,260
Senior notes, at par	680,000			680,000
Subordinated notes, at par	250,000			250,000
Other long-term funding and capitalized costs	(326		)	(143		)
Total long-term funding	3,429,925			3,930,117
Total short and long-term funding	$	4,092,462		$	4,998,405