Derivatives and Hedging Activities (Detail) - Schedule of foreign exchange contracts statement of financial position (USD $) In Thousands, unless otherwise specified	6 Months Ended	12 Months Ended
Dec. 31, 2012	Jun. 30, 2012
Prepaid Expense And Other [Member]
Number of foreign exchange contracts	12	9
Balance Sheet Location	Prepaid expenses, prepaid taxes and other current assets	Prepaid expenses, prepaid taxes and other current assets
Fair value of derivative instruments	$ 199	$ 14
Other Accrued Liabilities [Member]
Balance Sheet Location		Other accrued expenses
Fair value of derivative instruments		$ 17

Fair value as of the balance sheet date of all foreign currency derivative liabilities not designated as hedging instruments.

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 133

-Paragraph 17

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 815

-SubTopic 10

-Section 50

-Paragraph 4B

-Subparagraph (c)(2)

-URI http://asc.fasb.org/extlink&oid=7476318&loc=SL5624163-113959

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant