Share Repurchase Program (Tables)

9 Months Ended

Dec. 31, 2012

Share Repurchase Program Disclosure [Abstract]

Number and cost of shares repurchased

The following table shows the number and cost of shares repurchased during the nine months ended December 31, 2012 and 2011, respectively ($ in thousands):

	Nine Months Ended
	December 31, 2012		December 31, 2011
May 2012 Program
Number of shares repurchased	3,558,600		—
Cost of shares repurchased	$	30,041	$	—
May 2011 Program
Number of shares repurchased	—		2,714,289
Cost of shares repurchased	$	—	$	35,000