BASIS OF PRESENTATION Reclassifications for Accounting Pronouncements (Details) - USD ($) $ in Thousands	Mar. 31, 2016	Dec. 31, 2015
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Total current assets	$ 1,260,204	$ 1,274,883
Other assets	11,707	17,715
Total assets	2,963,652	2,989,611
Other current liabilities	36,928	37,190
Total current liabilities	457,179	523,225
Long-term debt	966,861	951,946
Deferred tax liabilities, net	56,912	54,447
Total liabilities	1,676,945	1,734,188
Total liabilities and stockholders' equity	$ 2,963,652	2,989,611
Deferred Taxes [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Deferred tax assets. net		(41,737)
Total current assets		(41,737)
Other assets		3,107
Total assets		(38,630)
Other current liabilities		(1,962)
Total current liabilities		(1,962)
Deferred tax liabilities, net		(36,668)
Total liabilities		(38,630)
Total liabilities and stockholders' equity		(38,630)
Debt Issuance Costs [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Other assets		(1,137)
Total assets		(1,137)
Long-term debt		(1,137)
Total liabilities		(1,137)
Total liabilities and stockholders' equity		(1,137)
Scenario, Previously Reported [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
Deferred tax assets. net		41,737
Total current assets		1,316,620
Other assets		15,745
Total assets		3,029,378
Other current liabilities		39,152
Total current liabilities		525,187
Long-term debt		953,083
Deferred tax liabilities, net		91,115
Total liabilities		1,773,955
Total liabilities and stockholders' equity		$ 3,029,378