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Number of directors eligible under the plan.

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Proceeds from issuance of common stock gross.

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Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

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Cash paid for expenses incurred during underwriting activities (the process to review insurance applications, evaluate risks, accept or reject applications, and determine the premiums to be charged) for insurance companies.

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The cash outflow for cost incurred directly with the issuance of an equity security.

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The cash inflow from the additional capital contribution to the entity.

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The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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Fair value of share-based awards for which the grantee gained the right by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash.

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Price of a single share of a number of saleable stocks of a company.

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Number of new stock issued during the period.

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Total number of shares issued during the period, including shares forfeited, as a result of Restricted Stock Awards.

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Equity Transactions - Additional Information (Detail) (USD $)	1 Months Ended		12 Months Ended		0 Months Ended
	Aug. 31, 2014	Mar. 31, 2013	Dec. 31, 2014	Dec. 31, 2013	Apr. 15, 2014	Oct. 27, 2014
Compensation Related Costs Share Based Payments Disclosure [Line Items]
Sale of Common stock	8,050,000	3,322,500
Share price	$ 4.60us-gaap_SharePrice	$ 3.00us-gaap_SharePrice
Gross proceeds	$ 37,000,000	$ 10,000,000
Net proceeds from public offering	34,300,000	9,200,000	34,254,000	9,018,000
Underwriting fees and offering costs	2,700,000us-gaap_PaymentsOfStockIssuanceCosts
Underwriting fees and offering costs		800,000us-gaap_PaymentsForUnderwritingExpense
Restricted Stock [Member]
Compensation Related Costs Share Based Payments Disclosure [Line Items]
Restricted stock granted			138,500		125,000
Fair market value restricted stock					381,250
Restricted stock price per share			$ 3.07		$ 3.05
Stock compensation expense			91,000
Restricted Stock [Member] \| Independent Directors [Member]
Compensation Related Costs Share Based Payments Disclosure [Line Items]
Restricted stock granted					3,000
Fair market value restricted stock					9,150
Restricted stock price per share					$ 3.05
Stock compensation expense			36,000
Restricted stock outstanding					12,000
Number of Directors					4
Restricted Stock [Member] \| Director [Member]
Compensation Related Costs Share Based Payments Disclosure [Line Items]
Restricted stock granted						1,500
Fair market value restricted stock						7,365
Restricted stock price per share						$ 4.91
Stock compensation expense			$ 2,000