PENSION AND OTHER POSTRETIREMENT BENEFIT PLANS - Discount Rates and Rates of Compensation Increase (Details)	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
United States Pension Plans
Defined Benefit Plan Disclosure [Line Items]
Discount rates	4.90%	3.70%
United States Other Postretirement Benefit Plans
Defined Benefit Plan Disclosure [Line Items]
Discount rates	4.00%	3.00%
Canadian Pension Plans
Defined Benefit Plan Disclosure [Line Items]
Discount rates	4.70%	4.10%
Canadian Other Postretirement Benefit Plans
Defined Benefit Plan Disclosure [Line Items]
Discount rates	4.60%	4.00%
Pension
Defined Benefit Plan Disclosure [Line Items]
Election of lump sum or installment distributions (US salaried and nonqualified plans only)	60.00%	56.00%
Salaried | United States Pension Plans
Defined Benefit Plan Disclosure [Line Items]
Rate of compensation increase, current year	2.50%	2.50%
Rate of compensation increase, thereafter	3.50%	3.50%
Salaried | Canadian Pension Plans
Defined Benefit Plan Disclosure [Line Items]
Rate of compensation increase, current year	2.50%	2.50%
Rate of compensation increase, thereafter	3.50%	3.50%
Hourly | United States Pension Plans
Defined Benefit Plan Disclosure [Line Items]
Rate of compensation increase	3.00%	3.00%
Hourly | United States Other Postretirement Benefit Plans
Defined Benefit Plan Disclosure [Line Items]
Rate of compensation increase	3.00%	3.00%
Hourly | Canadian Pension Plans
Defined Benefit Plan Disclosure [Line Items]
Rate of compensation increase	3.25%	3.25%