Accounts Receivable, Net (Tables)

12 Months Ended

Dec. 31, 2015

Receivables [Abstract]

Schedule of Accounts Receivable Net

(add 000)	2015			2014
Customer receivables	$	408,551		$	418,016
Other current receivables		9,310			7,062
		417,861			425,078
Less allowances		(6,940	)		(4,077	)
Total	$	410,921		$	421,001