DEBT (Details) (USD $)			1 Months Ended	9 Months Ended
	Sep. 30, 2014	Dec. 31, 2013	Sep. 30, 2014 Revolving credit agreement	Sep. 30, 2014 Revolving credit agreement
Debt
Borrowing capacity under the line of credit			$ 400,000,000	$ 400,000,000
Line of Credit Facility, Initiation Date			Sep. 12, 2014
Covenant compliance description				As of September 30, 2014, the Company was in compliance with all of its covenants
Line of Credit Facility, Fair Value of Amount Outstanding	85,642,000	14,581,000	75,000,000	75,000,000
Term of the credit agreement				5 years
Additional increase in borrowing capacity of the line of credit available at the entity's option			$ 100,000,000	$ 100,000,000