Financing Arrangements (Tables)

3 Months Ended

Mar. 31, 2013

Line of Credit Facility [Abstract]

Schedule of Revolving Credit Facility

The following table summarizes information associated with the Company's revolving credit facility (in thousands, except percentages):

							Interest Expense
	Balance Outstanding at				Maturity Date	Interest Rate at March 31, 2013	Three Months Ended March 31,
	March 31, 2013		December 31, 2012				2013		2012
Revolving Credit Facility	$	165,000	$	165,000	August 2017	2.70%	$	220	$	193