Quarterly report pursuant to Section 13 or 15(d)

BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES (Details)

v3.10.0.1
BASIS OF PRESENTATION AND SIGNIFICANT ACCOUNTING POLICIES (Details)
$ in Thousands
 6 Months Ended
Jun. 30, 2018
USD ($)
Short Term,Balance $ 12,763
Short Term, Revenue recognized during the period that was included in the beginning balance of contract liabilities (5,393)
Short Term, Additional amounts recognized during the period 9,122
Short Term, Revenue recognized during the period that was recorded during the period (5,920)
Short Term, Transfers 828
Short Term,Balance 11,400
Short Term,Amount refundable at beginning of period 12,450
Short Term, Amount refundable at end of period 11,215
Long-Term, Balance 1,951
Long-Term, Revenue recognized during the period that was included in the beginning balance of contract liabilities 0
Long-Term,Additional amounts recognized during the period 240
Long-Term, Revenue recognized during the period that was recorded during the period 0
Long-Term, Transfers (828)
Long-Term, Balance 1,363
Long-Term, Amount refundable at beginning of period 1,677
Long-Term,Amount refundable at end of period $ 1,363