CONTINGENCIES AND COMMITMENTS (Detail) (USD $)						12 Months Ended
	Dec. 31, 2013	Dec. 31, 2013 Standby Letters Of Credit [Member]	Dec. 31, 2012 Standby Letters Of Credit [Member]	Dec. 31, 2013 Financial Standby Letter of Credit [Member]	Dec. 31, 2012 Financial Standby Letter of Credit [Member]	Dec. 31, 2013 Failure to Meet Contractual Obligations [Member]
Loss Contingencies [Line Items]
Letters of Credit Outstanding Amount		$ 47,200,000	$ 51,800,000	$ 23,200,000	$ 6,900,000
Surety Bond Outstanding	52,900,000
Loss Contingency, Damages Sought, Value						25,000,000
Loss Contingency, Range of Possible Loss, Minimum						0
Loss Contingency, Range of Possible Loss, Maximum						$ 25,000,000