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Employee Stock Compensation (Details Textual) (USD $)	9 Months Ended		3 Months Ended	9 Months Ended				9 Months Ended									9 Months Ended
	Oct. 31, 2014	Oct. 31, 2013	Oct. 31, 2014 Restricted Stock Plan and Performance Equity Plan [Member]	Oct. 31, 2014 Restricted Stock Plan and Performance Equity Plan [Member]	Oct. 31, 2014 Equity Incentive 2012 Plan [Member]	Oct. 31, 2013 Equity Incentive 2012 Plan [Member]	Jun. 20, 2012 Equity Incentive 2012 Plan [Member]	Oct. 31, 2014 Equity Incentive 2009 Plan [Member]	Oct. 31, 2013 Equity Incentive 2009 Plan [Member]	Oct. 31, 2014 Non-employee Directors Option Plan [Member]	Oct. 31, 2014 Director Option Plan [Member]	Oct. 31, 2013 Director Option Plan [Member]	Oct. 31, 2014 Restricted Stock [Member] Equity Incentive 2012 Plan [Member]	Oct. 31, 2014 Restricted Stock [Member] Equity Incentive 2009 Plan [Member]	Jun. 17, 2009 Restricted Stock [Member] Equity Incentive 2009 Plan [Member]	Oct. 31, 2014 Non Employee Director Stock Option Plan [Member]	Oct. 31, 2014 Director [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant																1,000
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized							310,000								253,000
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Vested in Period														182,859
Share-Based Compensation Arrangement By Share-Based Payment Award, Equity Instruments Other Than Options, Grants In Period													265,394
Share-Based Compensation Arrangement By Share-Based Payment Award, Equity Instruments Other Than Options, Grants In Period, Weighted Average Grant Date Fair Value													$ 6.02
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Number					209,394
Employee Service Share-Based Compensation, Nonvested Awards, Total Compensation Cost Not Yet Recognized, Stock Options													$ 295,682	$ 0
Share-based Compensation	1,073,187	179,002			1,052,480	165,121		20,707	13,881		0	0
Employee Service Share-based Compensation, Tax Benefit from Compensation Expense	386,347	64,441
Allocated Share-based Compensation Expense				$ 1,000,000
Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value			$ 0.11	$ 0.11
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Rights, Percentage																	133.00%
Options to Purchase Common Stock										5,000
Additional Options to Purchase Common Stock										1,000

X

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Number of common stock shares that the option holders can purchase.

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Number of common stock shares that the option holders can purchase.

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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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-Publisher FASB

-Name Accounting Standards Codification

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-SubTopic 10

-Section 50

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-Name Staff Accounting Bulletin (SAB)

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Unrecognized cost of unvested options awarded to employees as compensation.

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The total recognized tax benefit related to compensation cost for equity-based payment arrangements recognized in income during the period.

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The aggregate amount of noncash, equity-based employee remuneration. This may include the value of stock or unit options, amortization of restricted stock or units, and adjustment for officers' compensation. As noncash, this element is an add back when calculating net cash generated by operating activities using the indirect method.

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Percentage of vesting of share-based compensation awards.

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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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The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

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The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.

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The maximum number of shares (or other type of equity) originally approved (usually by shareholders and board of directors), net of any subsequent amendments and adjustments, for awards under the equity-based compensation plan. As stock or unit options and equity instruments other than options are awarded to participants, the shares or units remain authorized and become reserved for issuance under outstanding awards (not necessarily vested).

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The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.

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