BENEFIT PLANS - Asset Allocation Targets (Detail)	12 Months Ended
	Dec. 31, 2014
Japanese Pension Plan
Defined Benefit Plan Disclosure [Line Items]
Asset allocation targets	100.00%
U.S. Pension Plan
Defined Benefit Plan Disclosure [Line Items]
Asset allocation targets	100.00%
Domestic equity securities | Japanese Pension Plan
Defined Benefit Plan Disclosure [Line Items]
Asset allocation targets	0.00%
Domestic equity securities | U.S. Pension Plan
Defined Benefit Plan Disclosure [Line Items]
Asset allocation targets	40.00%
International equity securities | Japanese Pension Plan
Defined Benefit Plan Disclosure [Line Items]
Asset allocation targets	15.00%
International equity securities | U.S. Pension Plan
Defined Benefit Plan Disclosure [Line Items]
Asset allocation targets	20.00%
Fixed income funds | Japanese Pension Plan
Defined Benefit Plan Disclosure [Line Items]
Asset allocation targets	70.00%
Fixed income funds | U.S. Pension Plan
Defined Benefit Plan Disclosure [Line Items]
Asset allocation targets	40.00%
Other Investments | Japanese Pension Plan
Defined Benefit Plan Disclosure [Line Items]
Asset allocation targets	15.00%
Other Investments | U.S. Pension Plan
Defined Benefit Plan Disclosure [Line Items]
Asset allocation targets	0.00%