VENEZUELA HIGHLY INFLATIONARY ACCOUNTING (Details) $ in Thousands	3 Months Ended			6 Months Ended	12 Months Ended
	Mar. 31, 2015 USD ($) VEB / $	Jun. 30, 2014 USD ($) VEB / $	Mar. 31, 2014 USD ($) VEB / $ Mechanism	Jun. 30, 2015 USD ($)	Dec. 31, 2014 USD ($)	Dec. 31, 2013 USD ($)	Dec. 31, 2012
Financial Statement Line Items with Differences in Reported Amount and Reporting Currency Denominated Amounts [Line Items]
Total assets				$ 1,602,620	$ 1,614,434
Monetary assets		$ 219,501		$ 292,414	288,415	$ 525,153
Cumulative inflation rate (n hundredths)				100.00%
Venezuela [Member]
Financial Statement Line Items with Differences in Reported Amount and Reporting Currency Denominated Amounts [Line Items]
Number of foreign exchange mechanisms | Mechanism			2
Number of legal mechanisms | Mechanism			3
Venezuela [Member] | SICAD I [Member]
Financial Statement Line Items with Differences in Reported Amount and Reporting Currency Denominated Amounts [Line Items]
Foreign currency exchange rate | VEB / $	12	50	10.7
Venezuela [Member] | SIMADI [Member]
Financial Statement Line Items with Differences in Reported Amount and Reporting Currency Denominated Amounts [Line Items]
Foreign currency exchange rate | VEB / $	193
Subsidiary in Venezuela [Member]
Financial Statement Line Items with Differences in Reported Amount and Reporting Currency Denominated Amounts [Line Items]
Total assets				$ 7,800	14,600
Monetary assets				2,600	8,200
Payable to parent company				32,200	$ 34,800
Subsidiary in Venezuela [Member] | Sales Revenue [Member]
Financial Statement Line Items with Differences in Reported Amount and Reporting Currency Denominated Amounts [Line Items]
Percentage of revenue from subsidiary (in hundredths)					1.00%	1.10%	0.70%
Other Income (Expense), Net [Member] | Subsidiary in Venezuela [Member] | SICAD I [Member]
Financial Statement Line Items with Differences in Reported Amount and Reporting Currency Denominated Amounts [Line Items]
Foreign currency transaction losses on net monetary assets and liabilities		$ (25,300)	$ (14,700)
Other Income (Expense), Net [Member] | Subsidiary in Venezuela [Member] | SIMADI [Member]
Financial Statement Line Items with Differences in Reported Amount and Reporting Currency Denominated Amounts [Line Items]
Foreign currency transaction losses on net monetary assets and liabilities	$ (10,200)
Correct Certain Accounting Errors for Hyper-Inflationary Adjustments with Respect to Operations in Venezuela [Member]
Financial Statement Line Items with Differences in Reported Amount and Reporting Currency Denominated Amounts [Line Items]
Adjustment to accumulated other comprehensive income (equity)				6,300
Out-of-period adjustment to income statement				$ 6,300
Correct Certain Accounting Errors for Hyper-Inflationary Adjustments with Respect to Operations in Venezuela [Member] | Minimum [Member]
Financial Statement Line Items with Differences in Reported Amount and Reporting Currency Denominated Amounts [Line Items]
Period used to determine highly inflationary economy				3 years