SHARE-BASED COMPENSATION - Performance Awards (Detail) - Performance Shares - $ / shares		12 Months Ended
		Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Weighted Average Fair Value
Granted (in USD per share)			$ 15.25	$ 19.68
Market Conditions
No. of Stock Units
Beginning of year (in shares)	[1]	495,000
Granted (in shares)	[1]	127,000
Vested and settled (in shares)	[1]	(70,000)
Cancelled (in shares)	[1]	(63,000)
End of year (in shares)	[1]	489,000	495,000
Weighted Average Fair Value
Beginning of year (in USD per share)		$ 14.47
Granted (in USD per share)		25.24
Vested and settled (in USD per share)		16.51
Cancelled (in USD per share)		18.29
Stock and stock units, end of year (in USD per share)		$ 16.49	$ 14.47
Other than Market Conditions
No. of Stock Units
Beginning of year (in shares)	[1]	145,000
Granted (in shares)	[1]	127,000
Vested and settled (in shares)	[1]	0
Cancelled (in shares)	[1]	(63,000)
End of year (in shares)	[1]	209,000	145,000
Weighted Average Fair Value
Beginning of year (in USD per share)		$ 17.88
Granted (in USD per share)		18.42
Vested and settled (in USD per share)		0.00
Cancelled (in USD per share)		21.68
Stock and stock units, end of year (in USD per share)		$ 17.06	$ 17.88

[1] Performance units with variable payouts are shown at target level of performance.