BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES (Tables)

3 Months Ended

Mar. 31, 2017

Organization, Consolidation and Presentation of Financial Statements [Abstract]

The unaudited condensed consolidated financial statements include our accounts and the accounts of our wholly-owned and majority-owned subsidiaries, including the following operations as of March 31, 2017:



Name	Location	Ownership Interest	Operation	Status of Operations
Northshore	Minnesota	100.0%	Iron Ore	Active
United Taconite	Minnesota	100.0%	Iron Ore	Active
Tilden	Michigan	85.0%	Iron Ore	Active
Empire	Michigan	79.0%	Iron Ore	Indefinitely Idled
Koolyanobbing	Western Australia	100.0%	Iron Ore	Active

Foreign Currency Transaction [Table Text Block]

The following represents the transaction gains and losses resulting from remeasurement for the three months ended March 31, 2017 and 2016:



	(In Millions)
	Three Months Ended March 31,
	2017			2016
Remeasurement of intercompany loans	$	15.1		$	0.4
Remeasurement of cash and cash equivalents	(1.2		)	0.8
Other remeasurement	(0.3		)	(2.4		)
Net impact of transaction gains and (losses) resulting from remeasurement	13.6			(1.2		)