Goodwill and Intangible Assets (Schedule of Goodwill) (Details) $ in Thousands	3 Months Ended
Dec. 31, 2016 USD ($)
Goodwill [Line Items]
Balance, October 1, 2016	$ 1,169,813
Foreign currency translation adjustment	(10,321)
Balance, December 31, 2016	1,159,492
Solutions Group
Goodwill [Line Items]
Balance, October 1, 2016	1,050,150
Foreign currency translation adjustment	(9,265)
Balance, December 31, 2016	1,040,885
IoT Group
Goodwill [Line Items]
Balance, October 1, 2016	90,065
Foreign currency translation adjustment	(795)
Balance, December 31, 2016	89,270
Professional Services
Goodwill [Line Items]
Balance, October 1, 2016	29,598
Foreign currency translation adjustment	(261)
Balance, December 31, 2016	$ 29,337

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6388280&loc=d3e13770-109266

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+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 350
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (f)
-URI http://asc.fasb.org/extlink&oid=35741047&loc=d3e13816-109267

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