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Deferred Revenue and Advance Payments (Tables) | 12 Months Ended
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Dec. 31, 2016
Deferred Revenue Disclosure [Abstract] |
Deferred Revenue and Advance Payments | Deferred revenue and advance payments (in thousands) from customers consisted of the following, as of:
|  | December 31, |
|  | 2016 |  |  | 2015 |
Current: |  |  |  |  |  |  |  |
Deferred product licenses revenue |  | $ | 13,023 |  |  | $ | 13,506 |
Deferred subscription services revenue |  |  | 18,303 |  |  |  | 15,763 |
Deferred product support revenue |  |  | 162,781 |  |  |  | 158,738 |
Deferred other services revenue |  |  | 10,015 |  |  |  | 9,149 |
Gross current deferred revenue and advance payments |  |  | 204,122 |  |  |  | 197,156 |
Less: unpaid deferred revenue |  |  | (98,587 | ) |  |  | (96,461 | )
Net current deferred revenue and advance payments |  | $ | 105,535 |  |  | $ | 100,695 |
Non-current: |  |  |  |  |  |  |  |
Deferred product licenses revenue |  | $ | 9,118 |  |  | $ | 5,397 |
Deferred subscription services revenue |  |  | 1,307 |  |  |  | 2,138 |
Deferred product support revenue |  |  | 5,751 |  |  |  | 7,607 |
Deferred other services revenue |  |  | 690 |  |  |  | 795 |
Gross non-current deferred revenue and advance payments |  |  | 16,866 |  |  |  | 15,937 |
Less: unpaid deferred revenue |  |  | (2,951 | ) |  |  | (6,942 | )
Net non-current deferred revenue and advance payments |  | $ | 13,915 |  |  | $ | 8,995 |

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- Definition Tabular disclosure of the type of arrangements and the corresponding amounts that comprise the current and noncurrent balance of deferred revenue as of the balance sheet date. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 605 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SAB Topic 13.A.4(a).Q1) -URI http://asc.fasb.org/extlink&oid=65893310&loc=d3e214044-122780 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section 45 -Paragraph 8 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=28358313&loc=d3e6935-107765 + Details
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- References No definition available. + Details
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