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REVENUE RECOGNITION - Schedule of Customer Assets & Liabilities (Details) $ in Thousands | 9 Months Ended
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Sep. 30, 2020 USD ($)
Accounts receivable |
Beginning balance | $ 168,502
Increase (decrease), net | (14,990)
Ending balance | 153,512
Unbilled accounts receivable |
Beginning balance | 24,204
Increase (decrease), net | 30,097
Ending balance | 54,301
Deferred revenue (current) |
Beginning balance | 100,406
Increase (decrease), net | (6,959)
Ending balance | 93,447
Deferred revenue (long-term) |
Beginning balance | 20,482
Increase (decrease), net | 803
Ending balance | $ 21,285

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- Definition Amount, before allowance for credit loss, of right to consideration from customer for product sold and service rendered in normal course of business. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=121593590&loc=d3e4428-111522 + Details
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