Revenue (Assets Recognized from the Costs to Obtain a Contract with a Customer) (Details) |
Sep. 30, 2018 |
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| Minimum | |
| Capitalized Contract Cost [Line Items] | |
| Amortization period | 2 years |
| Maximum | |
| Capitalized Contract Cost [Line Items] | |
| Amortization period | 5 years |
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- Definition Amortization period of cost capitalized in obtaining or fulfilling contract with customer, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
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