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Contract Assets and Contract Liabilities (Tables) | 6 Months Ended
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Jun. 30, 2020
Revenue from Contract with Customer [Abstract] |
Net Contract Assets (Liabilities) | Net contract assets (liabilities) as of June 30, 2020 and December 31, 2019 are as follows:
| June 30, 2020 |  | December 31, 2019
Contract assets - current | $ | 39.0 |  |  | $ | 38.4 |
Contract assets - long-term(i) | 20.8 |  |  | 21.6 |
Deferred revenue - current | (217.8 | ) |  | (246.4 | )
Deferred revenue - long-term | (130.4 | ) |  | (147.0 | )
(i)Reported in other long-term assets on the company’s consolidated balance sheets
Significant changes during the three and six months ended June 30, 2020 and 2019 in the above contract asset and liability balances were as follows:
| Three Months Ended June 30, |  | Six Months Ended June 30,
| 2020 |  | 2019 |  | 2020 |  | 2019
Revenue recognized that was included in deferred revenue at the beginning of the period | $ | 68.2 |  |  | $ | 74.0 |  |  | $ | 149.2 |  |  | $ | 172.0 |

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- Definition Tabular disclosure of receivable, contract asset, and contract liability from contract with customer. Includes, but is not limited to, change in contract asset and contract liability. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=121604090&loc=SL49130551-203045 + Details
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