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Employee Benefit and Bonus Plans - Additional Information (Detail) (USD $)	12 Months Ended
	Dec. 31, 2013 Employees	Dec. 31, 2012
Employee Benefit and Bonus Plans (Textual) [Abstract]
Percentage of employees contribution	20.00%
Contribution to the plan	$ 201,000	$ 81,000
Number of employees who are covering executive performance of bonus plan	45
Accrued expenses	$ 813,000	$ 650,000

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- Details

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- Definition

The amount of the cost recognized during the period for defined contribution plans.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 715

-SubTopic 70

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6414718&loc=d3e28014-114942

+ Details

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- Definition

Amount of discretionary contributions made by an employer to a defined contribution plan.

+ References

No definition available.

+ Details

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- Definition

Maximum percentage of employee gross pay the employee may contribute to a defined contribution plan.

+ References

No definition available.

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- Definition

Number of employees eligible to participate in the defined contribution plan or plans described.

+ References

No definition available.

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