Business combination contingent consideration arrangements value of shares issuable.

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- Definition

Common stock reserved for issuance under stock holders incentive plan.

+ References

No definition available.

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- Definition

Common stock trading period.

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- Definition

Delivery period of written statement of calculation of revenue and net income for earnout period.

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No definition available.

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- Definition

Percentage of earnout shares vest and eligible for resale.

+ References

No definition available.

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- Definition

Percentage of remaining earnout shares vest and eligible for resale.

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No definition available.

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- Definition

Sharebased compensation arrangement by sharebased payment award options outstanding weighted average remaining contractual terms2.

+ References

No definition available.

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- Definition

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.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

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-Publisher SEC

-Name Staff Accounting Bulletin (SAB)

-Number Topic 14

-Section F

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- Definition

Number of shares of equity interests issued or issuable to acquire entity.

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-Publisher FASB

-Name Accounting Standards Codification

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-SubTopic 30

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- Definition

Aggregate number of common shares reserved for future issuance.

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-Publisher FASB

-Name Accounting Standards Codification

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-Section S99

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- Definition

Unrecognized cost of unvested share-based compensation awards.

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-Publisher FASB

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- Definition

Weighted average period over which unrecognized compensation is expected to be recognized for equity-based compensation plans, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

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- Definition

The noncash expense that represents the cost of restricted stock or unit distributed to employees as compensation.

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 28

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- Definition

Period which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

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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- Definition

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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- Definition

Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares.

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- Definition

Gross number of share options (or share units) granted during the period.

+ References

No definition available.

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- Definition

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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-Publisher FASB

-Name Accounting Standards Codification

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- Definition

Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding.

+ References

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- Definition

Number of options outstanding, including both vested and non-vested options.

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- Definition

Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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Stockholders' Equity - Additional Information (Detail) - USD ($)			3 Months Ended		9 Months Ended
	Jun. 17, 2015	Feb. 19, 2014	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014	Sep. 30, 2014	Jan. 31, 2011
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of options granted to employees					1,917,500	0
Unrecognized compensation expense			$ 5,813,640		$ 5,813,640
Weighted average period for unrecognized compensation expense expected to be recognized					2 years 10 months 24 days
Options outstanding			3,777,993	2,616,121	3,777,993	2,616,121	2,334,326
Recognized compensation expense			$ 809,352	$ 922,848	$ 2,494,533	$ 2,667,969
Total intrinsic value of options exercised					$ 286,323	$ 468,489
Weighted average fair value of options granted					$ 2.91
Weighted-average remaining contractual term					7 years 2 months 12 days	6 years 3 months 18 days
Weighted-average exercise price, outstanding shares			$ 3.61	$ 4.19	$ 3.61	$ 4.19	$ 4.11
Aggregate intrinsic value, outstanding shares			$ 4,198,091	$ 2,331,604	$ 4,198,091	$ 2,331,604
Recognized stock-based compensation expense related to the outstanding RSUs			284,113	379,919	$ 926,453	1,005,724
Percentage of earnout shares vest and eligible for resale					12.50%
Percentage of remaining earnout shares vest and eligible for resale					87.50%
Closing Shares [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation expense			2,700,198		$ 2,700,198
Recognized compensation expense			44,043		44,043
Vesting period of shares received	27 months
Earnout Shares [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Recognized compensation expense			$ 12,459		$ 12,459
Vesting period of shares received					27 months
Common stock trading period					10 days
ID Checker [Member] \| Closing Shares [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common stock issued during acquisition, share	712,790
2012 Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Purchase of common stock			2,386,352		2,386,352
Number of common stock reserved for future grants			1,167,867		1,167,867
2010 Stock Option Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options outstanding			1,391,641		1,391,641
Director Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of common stock reserved for future grants			510,171		510,171
Restricted stock units [Member] \| 2012 Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options outstanding			462,341		462,341
Restricted Stock Units (RSUs) [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation expense			$ 2,096,599		$ 2,096,599
Weighted average period for unrecognized compensation expense expected to be recognized					2 years 4 months 24 days
Restricted Stock Units (RSUs) [Member] \| Director Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Options outstanding			384,998		384,998
Stock options [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation expense			$ 3,717,040	3,265,815	$ 3,717,040	$ 3,265,815
Weighted average period for unrecognized compensation expense expected to be recognized					2 years 9 months 18 days	2 years
Recognized compensation expense			$ 525,475	542,929	$ 1,568,317	$ 1,662,245
Outstanding Restricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unrecognized compensation expense				$ 3,945,911		$ 3,945,911
Weighted average period for unrecognized compensation expense expected to be recognized						3 years 1 month 6 days
Minimum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common stock reserved for issuance under stock holders incentive plan		2,000,000
Maximum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common stock reserved for issuance under stock holders incentive plan		4,000,000
Maximum [Member] \| Earnout Shares [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Delivery period of written statement of calculation of revenue and net income for earnout period					75 days
Maximum [Member] \| ID Checker [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Business combination, value of earnout shares	$ 2,000,000				$ 2,000,000
Maximum [Member] \| ID Checker [Member] \| 1/1/15-9/30/15
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Business combination, value of earnout shares					1,000,000
Maximum [Member] \| ID Checker [Member] \| 10/1/15-9/30/16
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Business combination, value of earnout shares					$ 1,000,000
Maximum [Member] \| Director Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of shares of common stock reserved for issuance								1,000,000