Amount before allocation of valuation allowances of deferred tax asset attributable to deductible charitable contribution carryforwards.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 740

-SubTopic 10

-Section 50

-Paragraph 6

-URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32621-109319

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 740

-SubTopic 10

-Section 25

-Paragraph 20

-URI http://asc.fasb.org/extlink&oid=29652012&loc=d3e28680-109314

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 740

-SubTopic 10

-Section 50

-Paragraph 8

-URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32632-109319

Name:	us-gaap_DeferredTaxAssetsCharitableContributionCarryforwards
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Income Taxes - Additional Information (Detail) (USD $)	Sep. 30, 2013	Jun. 30, 2013
Charitable Contribution Carryover [Member]
Income Tax [Line Items]
Valuation allowance	$ 27,993	$ 27,286
Expiration 2018 [Member]
Income Tax [Line Items]
Tax expense at capital loss carryovers	734,000
Expiration 2018 -2019 [Member]
Income Tax [Line Items]
Tax expense at charitable contribution carryovers	$ 82,000