Note 2 - Receivables, Net (Tables)

12 Months Ended

Dec. 31, 2015

Receivables [Abstract]

Schedule of Accounts, Notes, Loans and Financing Receivable [Table Text Block]

	As of December 31,
(in millions)	2015		2014
Trade receivables	$	318	$	361
Miscellaneous receivables		47		53
Total (net of allowances of $10 and $11 as of December 31, 2015 and December 31, 2014, respectively)	$	365	$	414