PENSION PLANS AND POSTRETIREMENT BENEFITS - Additional Information (Detail) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009
Defined Benefit Plan Disclosure [Line Items]
Expected rate of return on plan assets	6.50%	5.30%
Discount rate assumption	5.40%	5.30%
Domestic Plans
Defined Benefit Plan Disclosure [Line Items]
Expected rate of return on plan assets	6.50%
TCN Plan
Defined Benefit Plan Disclosure [Line Items]
Expected rate of return on plan assets	5.75%	7.50%	6.80%
Discount rate assumption	4.80%	5.25%
Expected rate of return on plan assets	7.30%
Thrift Plan
Defined Benefit Plan Disclosure [Line Items]
Employer contributions, percentage match of participants' contributions	50.00%
Defined contribution plan matching percent of compensation	6.00%
Defined contribution plans costs	6.6	6.7	7.3
Employer contributions, percentage unmatch of participants' contributions	3.00%