INCOME TAXES - Additional Information (Detail) - USD ($)	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
Operating Loss Carryforwards [Line Items]
Tax reform rate re-measurement	$ 133,000,000
Nondeductible executive compensation	36,000,000	$ 30,000,000	$ 18,000,000
Limitations on deductibility of excess annual employee compensation as mandated by health insurance reforms	500,000	500,000	$ 500,000
Net operating losses to carryforward related to prior acquisitions	168,000,000
Valuation allowances on net operating loss carryforwards related to prior acquisitions	49,000,000	$ 49,000,000
PUERTO RICO
Operating Loss Carryforwards [Line Items]
Repatriation tax for undistributed foreign earnings	10,000,000
Valuation allowances on net operating loss carryforwards related to prior acquisitions	$ 49,000,000