Goodwill (Details 5)	3 Months Ended
Dec. 31, 2017
Goodwill [Line Items]
Long-term growth rate projections	3.00%
Minimum [Member]
Goodwill [Line Items]
Fair value inputs discount rate, range	5.00%
Maximum [Member]
Goodwill [Line Items]
Fair value inputs discount rate, range	9.00%

Interest rate used to find the present value of an amount to be paid or received in the future as an input to measure fair value. For example, but not limited to, weighted average cost of capital (WACC), cost of capital, cost of equity and cost of debt.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 820
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (bbb)
-URI http://asc.fasb.org/extlink&oid=66048111&loc=d3e19207-110258

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- Definition

Percentage of assumed long-term growth in revenues, used as an input to measure fair value.

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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.

+ References

No definition available.

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