Income Taxes (Tables)

9 Months Ended

Sep. 30, 2014

Income Tax Disclosure [Abstract]

Schedule of Components of Income Tax Expense (Benefit)

($ in thousands)

	Three months ended						Nine months ended
	September 30, 2014			September 30, 2013			September 30, 2014			September 30, 2013
Benefit for income taxes	$	(22,425	)	$	(18,797	)	$	(64,762	)	$	(36,077	)
Effective tax rate	37		%	39		%	38		%	35		%