Debt (Tables)

9 Months Ended

Sep. 30, 2012

Debt [Abstract]

Long-term debt

Long-term debt was comprised of the following:

($ in thousands)	September 30, 2012		December 31, 2011
Revolving credit agreement, weighted-average interest rate of 1.8% (2012), and 1.9% (2011) due in 2017 and 2015, respectively	$	94,500	$	74,400