INCOME TAXES - Narrative (Details) (USD $)	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Income Tax [Line Items]
Effective Income Tax Rate Reconciliation, Tax Credit, Amount			$ 900,000
Reported tax rate	32.90%	(165.30%)	37.00%	38.50%
Income tax reconciliation, settlements with tax authority	300,000		700,000
Effective Income Tax Rate Reconciliation, Tax Settlement, Foreign, Amount			400,000
Minimum
Income Tax [Line Items]
Effective tax rate estimate			23.00%
Maximum
Income Tax [Line Items]
Effective tax rate estimate			24.00%
State and Local Jurisdiction [Member]
Income Tax [Line Items]
Current State and Local Tax Expense (Benefit)	300,000		300,000
State and Local Jurisdiction [Member]
Income Tax [Line Items]
Current State and Local Tax Expense (Benefit)				1,200,000
Foreign Tax Authority [Member]
Income Tax [Line Items]
Effective Income Tax Rate Reconciliation, Tax Credit, Research, Amount		500,000		500,000
State and Local Jurisdiction [Member]
Income Tax [Line Items]
Uncertain income tax position statute of limitation expiration		$ (800,000)