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NONCONSOLIDATED AFFILIATES	12 Months Ended
NONCONSOLIDATED AFFILIATES	Dec. 31, 2016
Nonconsolidated Affiliates [Abstract]
Equity Method Investments Disclosure [Text Block]	NONCONSOLIDATED AFFILIATE The Corporation's investment in a company accounted for by the equity method (“nonconsolidated affiliate”) was $14 million at December 31, 2016 and $13 million at December 31, 2015. Dividends received from the nonconsolidated affiliate were $1 million in 2016, $2 million in 2015 and zero in 2014. Undistributed earnings of the nonconsolidated affiliate included in retained earnings were $9 million at December 31, 2016 and $8 million at December 31, 2015. The nonconsolidated affiliate is a privately held company; therefore, a quoted market price is not available.