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Income Taxes - Additional Information (Detail) - USD ($)	3 Months Ended
	Jun. 30, 2015	Mar. 31, 2015
Income Taxes [Line Items]
Liability unrecognized tax benefits	$ 0	$ 0
Latest Tax Year [Member] | Federal Tax Jurisdictions [Member]
Income Taxes [Line Items]
Open tax year	2014
Latest Tax Year [Member] | State Tax Jurisdictions [Member]
Income Taxes [Line Items]
Open tax year	2014
Latest Tax Year [Member] | International Tax Jurisdictions [Member]
Income Taxes [Line Items]
Open tax year	2014
Earliest Tax Year [Member] | Federal Tax Jurisdictions [Member]
Income Taxes [Line Items]
Open tax year	2013
Earliest Tax Year [Member] | State Tax Jurisdictions [Member]
Income Taxes [Line Items]
Open tax year	2010
Earliest Tax Year [Member] | International Tax Jurisdictions [Member]
Income Taxes [Line Items]
Open tax year	2012

X

- Definition

Income taxes.

+ References

No definition available.

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X

- Definition

Tax year that remains open to examination under enacted tax laws, in CCYY format.

+ References

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



-Publisher FASB



-Name Accounting Standards Codification



-Topic 740



-SubTopic 10



-Section 50



-Paragraph 15



-Subparagraph (e)



-URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32718-109319

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- Definition

Amount of unrecognized tax benefits pertaining to uncertain tax positions taken in tax returns.

+ References

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



-Publisher FASB



-Name Accounting Standards Codification



-Topic 740



-SubTopic 10



-Section 50



-Paragraph 15A



-Subparagraph (a)



-URI http://asc.fasb.org/extlink&oid=6907707&loc=SL6600010-109319



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



-Publisher FASB



-Name Accounting Standards Codification



-Glossary Unrecognized Tax Benefit



-URI http://asc.fasb.org/extlink&oid=6527854

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