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v3.20.2

Description of Business and Significant Accounting Policies (Details) | 3 Months Ended | 6 Months Ended |
--- | --- | --- | ---
Mar. 31, 2020 USD ($) | Jun. 30, 2020 segment financial_institution | Dec. 31, 2019 financial_institution
Schedule of Accounting Policies [Line Items] |  |  |
Renewal term |  | 1 year |
Number of reportable segments | segment |  | 2 |
Amortization period of inventories and supplies |  | 24 months |
Goodwill and intangible asset impairment | $ | $ 0 |  |
Number of financial institutions holding cash and cash equivalents and marketable securities | financial_institution |  | 1 | 1
Minimum |  |  |
Schedule of Accounting Policies [Line Items] |  |  |
Cancellation notice period |  | 30 days |
Initial period preceding cancellation notice |  | 60 days |
Typical maturity |  | 1 year |
Maximum |  |  |
Schedule of Accounting Policies [Line Items] |  |  |
Cancellation notice period |  | 90 days |
Initial period preceding cancellation notice |  | 120 days |
Typical maturity |  | 3 years |

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- Definition Concentration Risk, Number of Financial Institutions Holding Cash and Cash Equivalents and Marketable Securities + References No definition available. + Details
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- Definition [Line Items] for Schedule of Accounting Policies [Table] + References No definition available. + Details
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- Definition Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 280 -SubTopic 10 -Section 50 -Paragraph 18 -URI http://asc.fasb.org/extlink&oid=120311839&loc=d3e8672-108599 + Details
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