SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Unrecognized Compensation Expense) (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2015 USD ($)
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total/weighted-average	$ 27,153
Expected Weighted-Average Recognition (Years)	2 years 3 months 18 days
Employee Stock Options [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
SOSARs	$ 4,882	[1]
Expected Weighted-Average Recognition (Years)	1 year 7 months 6 days	[1]
Performance Shares [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Performance and restricted shares	$ 22,271
Expected Weighted-Average Recognition (Years)	2 years 6 months

[1] Stock-Only Stock Appreciation Rights (SOSARs)