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INCOME TAXES (Narrative) (Details) (USD $)
3 Months Ended
Mar. 31, 2015
Mar. 31, 2014
Income Taxes [Line Items]    
Provision for (benefit from) income taxes $ (14,075,000)us-gaap_IncomeTaxExpenseBenefit $ 22,900,000us-gaap_IncomeTaxExpenseBenefit
Scenario, Forecast [Member]    
Income Taxes [Line Items]    
Valuation allowance 64,977,000us-gaap_DeferredTaxAssetsValuationAllowance
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioForecastMember
 
Increase in valuation allowance 8,110,000us-gaap_ValuationAllowancesAndReservesPeriodIncreaseDecrease
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioForecastMember
 
Alabama [Member] | Scenario, Forecast [Member]    
Income Taxes [Line Items]    
Valuation allowance $ 63,572,000us-gaap_DeferredTaxAssetsValuationAllowance
/ us-gaap_StatementGeographicalAxis
= stpr_AL
/ us-gaap_StatementScenarioAxis
= us-gaap_ScenarioForecastMember