Amount of loss from the write-down of an asset representing the 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 230

-SubTopic 10

-Section 45

-Paragraph 28

-Subparagraph (b)

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

-Publisher FASB

-Name Accounting Standards Codification

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Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

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Name:	us-gaap_GoodwillImpairmentLoss
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Goodwill - Additional Information (Detail) (USD $) In Thousands, unless otherwise specified	6 Months Ended	12 Months Ended		3 Months Ended
	Dec. 31, 2013	Dec. 31, 2013	Dec. 31, 2012	Sep. 30, 2013
Goodwill [Line Items]
Impairment of goodwill	$ 19,193us-gaap_GoodwillImpairmentLoss	$ 19,193us-gaap_GoodwillImpairmentLoss
Spine Fixation and our Extremity Fixation reportable units [Member]
Goodwill [Line Items]
Impairment of goodwill		$ 19,200		$ 19,200