Debt (Tables)

6 Months Ended

Jun. 30, 2012

Availability Under The North American Credit Agreement

Availability under the North American Credit Agreement at the end of the second quarter of 2012 was as follows:

	Total
	(millions)
Maximum aggregate available borrowing amount	$	639.8
Less: Stand-by letters of credit		(42.9	)
Amount available for borrowing	$	596.9