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Revenue (Narrative) (Details) - USD ($) $ in Thousands | 9 Months Ended |
--- | --- | ---
Sep. 30, 2020 | Dec. 31, 2019
Capitalized contract costs | $ 19,669 | $ 16,846
Minimum [Member] |  |
Estimated life of relevant customer relationship | 1 year |
Maximum [Member] |  |
Estimated life of relevant customer relationship | 5 years |

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- Definition Amount, before accumulated amortization and accumulated impairment loss, of asset recognized from cost incurred to obtain or fulfill contract with customer. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 340 -SubTopic 40 -Section 50 -Paragraph 3 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=68051541&loc=SL49131252-203054 + Details
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- Definition Estimated life of relevant customer relationship. + References No definition available. + Details
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- Details
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- Details
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