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Annual report pursuant to Section 13 and 15(d)

BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES Schedule of Deferred Revenue (Details)

v3.10.0.1
BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES Schedule of Deferred Revenue (Details) - USD ($)
 12 Months Ended
Dec. 31, 2018
Dec. 31, 2017
Jan. 01, 2018
Dec. 31, 2016
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] Ìý Ìý Ìý Ìý
Deferred Revenue (Current) $ 21,000,000 $ 22,400,000 $ 23,800,000 $ 16,200,000
Deferred Revenue (Long-Term) 38,500,000 51,400,000 Ìý $ 64,300,000
Difference between Revenue Guidance in Effect before and after Topic 606 [Member] | Accounting Standards Update 2014-09 [Member] | Customer Supplemental Payments [Member] Ìý Ìý Ìý Ìý
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] Ìý Ìý Ìý Ìý
Deferred Revenue (Current) Ìý 1.4 Ìý Ìý
Other Current Liabilities [Member] Ìý Ìý Ìý Ìý
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] Ìý Ìý Ìý Ìý
Increase (Decrease) (2,800,000) 6,200,000 Ìý Ìý
Other Noncurrent Liabilities [Member] Ìý Ìý Ìý Ìý
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] Ìý Ìý Ìý Ìý
Increase (Decrease) $ (12,900,000) $ (12,900,000) Ìý Ìý