Number of businesses disposed.

No definition available.

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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.

+ Details

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- Definition

This element represents the amount of earnings or loss of the acquiree since the acquisition date included in the consolidated income statement for the reporting period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (h)(1)
-URI http://asc.fasb.org/extlink&oid=65885119&loc=d3e1392-128463

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- Definition

This element represents the amount of revenue of the acquiree since the acquisition date included in the consolidated income statement for the reporting period.

+ References

+ Details

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- Definition

Amount recognized for assets, including goodwill, in excess of (less than) the aggregate liabilities assumed.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=73530397&loc=d3e4845-128472

+ Details

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Data Type:	xbrli:monetaryItemType
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- Definition

Amount of consideration received or receivable for the disposal of assets and liabilities, including discontinued operation.

+ References

No definition available.

+ Details

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- Definition

Gain (loss) from sale or disposal of an organization or integrated set of activities (for example, but not limited to, a partnership or corporation) engaged in providing a product or service in a commercial, industrial, or professional environment.

+ References

No definition available.

+ Details

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Acquisitions and Dispositions - Narrative (Detail) $ in Millions		3 Months Ended
	Jan. 11, 2016 USD ($) Business	Mar. 31, 2017 USD ($)	Sep. 30, 2016 Business	Mar. 31, 2016 USD ($)	Aug. 04, 2016 USD ($)
Precision Dialogue Holdings, LLC
Business Acquisition [Line Items]
Purchase price, net of cash acquired					$ 59.2
Variable Print and Strategic Services Segment \| Precision Dialogue Holdings, LLC
Business Acquisition [Line Items]
Sales from acquiree operations		$ 13.8
Gain (loss) before income taxes		$ (2.5)
International \| Disposition
Business Acquisition [Line Items]
Number of businesses disposed \| Business	2		3
Net proceeds of disposition of business	$ 13.4
Gain (loss) on disposition of business				$ 12.3