CAPITAL STOCK - Common Stock Outstanding (Details) - shares	12 Months Ended			67 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2018
Movement In Common Stock Outstanding [Roll Forward]
Balance, beginning of year (in shares)	374,696,222	380,954,864	379,439,676
Shares issued for stock-based compensation plans:
Treasury shares issued (in shares)	31,701	2,454	1,411
Common shares issued (in shares)	1,334,747	1,566,237	1,513,777
Treasury shares acquired (in shares)	0	(7,827,333)	0	(40,000,000)
Balance, end of year (in shares)	376,062,670	374,696,222	380,954,864	374,696,222