Note 4 - Financing Arrangements (Tables)

6 Months Ended

Jun. 30, 2015

Debt Disclosure [Abstract]

Schedule of Debt [Table Text Block]

	June 30, 2015			December 31, 2014
Senior revolving line of credit	$	141.0		$	183.0
Senior notes, net of unamortized discount		752.2			750.5
Less current portion of long-term debt		(250.0	)		(250.0	)
Total long-term debt	$	643.2		$	683.5