CONTINGENCIES AND COMMITMENTS (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Loss Contingencies [Line Items]
Asset Retirement Obligation	$ 7,700
Surety Bond Outstanding	45,600
Loss Contingency, Accrual, Current	15,000
Loss Contingency, Accrual, Noncurrent	10,000
Litigation Settlement, Expense	13,000
Standby letters of credit
Loss Contingencies [Line Items]
Letters of credit	21,100	$ 21,100
Financial Standby Letter of Credit [Member]
Loss Contingencies [Line Items]
Letters of credit	$ 4,500	$ 5,600