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Segment Information - Additional Information (Detail) (USD $) In Thousands, unless otherwise specified	0 Months Ended	9 Months Ended	0 Months Ended	9 Months Ended
	Apr. 30, 2013	Sep. 30, 2013	Apr. 30, 2013 Dresden Papier GmbH [Member]	Sep. 30, 2014 Dresden Papier GmbH [Member]
Segment Reporting Information [Line Items]
Date of acquisition				Apr. 30, 2013
Payment made for acquisition, net of cash acquired	$ 211,000	$ 210,911	$ 211,000

X

- Definition

Date when the business acquisition agreement was executed, in CCYY-MM-DD format.

+ References

No definition available.

+ Details

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X

- Definition

The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Investing Activities

-URI http://asc.fasb.org/extlink&oid=6516133



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 13

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3213-108585

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X

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