Quarterly report pursuant to Section 13 or 15(d)

UNEARNED REVENUE (Details Narrative)

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UNEARNED REVENUE (Details Narrative) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2019
Dec. 31, 2018
Disclosure Unearned Revenue Details Narrative Abstract    
Deferred Revenue Recognized $ 40,000 $ 38,800
Long-term unearned revenue $ 10,900 $ 11,100
Long-term unearned revenue, recognition period (or less) 5 years