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Fair Value of Financial Instruments and Derivatives - Additional Information (Detail) (USD $) In Millions, unless otherwise specified	Jun. 30, 2014
Fair Value Disclosures [Abstract]
Estimated aggregate fair value of the Company's debt, based on quoted market prices	$ 0.8
Aggregate carrying value of the Company's debt	$ 86.0

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- Definition

The fair value amount of long-term debt whether such amount is presented as a separate caption or as a parenthetical disclosure. Additionally, this element may be used in connection with the fair value disclosures required in the footnote disclosures to the financial statements. The element may be used in both the balance sheet and disclosure in the same submission.

+ References

No definition available.

+ Details

Name:	us-gaap_LongTermDebtFairValue
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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

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- Definition

Carrying value as of the balance sheet date of other collateralized debt obligations.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 942

-SubTopic 470

-Section 45

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6479118&loc=d3e64650-112822

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Data Type:	xbrli:monetaryItemType
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Period Type:	instant