Financing Arrangements (Tables)

6 Months Ended

Jun. 30, 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 June 30, 2013	Three Months Ended June 30,				Six Months Ended June 30,
	June 30,  2013		December 31, 2012				2013		2012		2013		2012
Revolving Credit Facility	$	200,000	$	165,000	August 2017	2.69%	$	215	$	193	$	435	$	386