EARNINGS PER SHARE - Number of Shares Underlying Stock Options Excluded from the Computation of Diluted Earnings (Loss) (Detail) - $ / shares shares in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Number of ROIC Awards Excluded from Diluted Shares Outstanding	0.2	0.2	0.2	0.2
Anti-dilutive stock options	0.4	0.2	0.4	0.2
Average exercise price	$ 42.42	$ 43.51	$ 42.61	$ 43.51
Minimum [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Years of expiration	2024	2024	2024	2024
Maximum [Member]
Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]
Years of expiration	2025	2024	2025	2024