Defined Contribution Plan, Employer Matching Contribution

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Weighted average period over which unrecognized compensation is expected to be recognized for nonvested stock options, which may be expressed in a decimal value for number of years.

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Employee Stock Purchase Plan (ESPP), Annual Employee Contribution Limit Percentage

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Employee Stock Purchase Plan (ESPP), Employee Purchase Price Percentage

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- Definition

Number of equity incentive compensation plans maintained by the Company.

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- Definition

Share Based Compensation Arrangement By Share Based Payment Award, Equity Instruments Other Than Options, Expected to Vest, Intrinsic Value

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- Definition

Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Aggregate Intrinsic Value

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Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other Than Options, Vested and Expected to Vest, Exercisable, Number

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Share Based Compensation Arrangement, By Share Based Payment Award ,Equity Investments Other Than Options, Expected to be Vested, Weighted Average Duration

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Weighted average period over which unrecognized compensation is expected to be recognized for employee service share-based compensation, which may be expressed in a decimal value for number of years.

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- Definition

The weighted average remaining contractual term for stock-based awards, which may be expressed in a decimal value for number of years.

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Share-based Compensation Arrangement by Share-based Payment Award, Maximum Contractual Term

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- Definition

Share-based Compensation Arrangement by Share-based Payment Award, Stock Options, Average Vesting Period, Minimum

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Share-based Compensation Arrangement by Share-based Payment Award, Stock Options, Average Maximum Vesting Period

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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.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
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- Definition

Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Glossary Antidilution
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-Name Accounting Standards Codification
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- Definition

Unrecognized cost of unvested share-based compensation awards.

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- Definition

Unrecognized cost of unvested share-based awards, other than options, awarded to employees as compensation.

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No definition available.

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- Definition

Unrecognized cost of unvested options awarded to employees as compensation.

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No definition available.

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- Definition

Additional share-based compensation cost recognized as a result of an occurrence of an event that accelerates its recognition.

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No definition available.

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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

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

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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- Definition

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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- 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.

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No definition available.

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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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-Name Accounting Standards Codification
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- Definition

Percentage of vesting of share-based compensation awards.

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Intrinsic value of equity-based compensation awards vested. Excludes stock and unit options.

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No definition available.

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- Definition

Value of stock related to Restricted Stock Awards issued during the period, net of the stock value of such awards forfeited.

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-Publisher FASB
-Name Accounting Standards Codification
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Equity (Narrative) (Details)			3 Months Ended
Equity (Narrative) (Details)	Dec. 14, 2016 USD ($) shares	Oct. 18, 2016 USD ($) shares	Dec. 31, 2016 USD ($) plan $ / shares shares	Dec. 31, 2015 USD ($) $ / shares shares	Sep. 30, 2016 shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of equity incentive compensation plans maintained by the company \| plan			3
Intrinsic value of shares exercised			$ 120,000	$ 80,000
Stock-based compensation expense			763,000	363,000
Cash matching contribution			$ 100,000	$ 100,000
Weighted average antidilutive options, unvested restricted stock units and awards, warrants and ESPP shares excluded from the computation (in shares) \| shares			529,000	858,000
Discontinued Operations [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock-based compensation expense			$ 9,000	$ 24,000
Employee stock purchase plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Employee stock purchase plan (ESPP), employee purchase price percentage			85.00%
Employee stock purchase plan (ESPP), annual employee contribution limit percentage			10.00%
Share-based compensation arrangement by share-based payment award accelerated compensation cost			$ 25,000
Employee stock options [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock options, average minimum vesting period			4 years
Stock options, average maximum vesting period			5 years
Stock options, contractual life			10 years
Unrecognized compensation expense			$ 200,000
Unrecognized compensation expense, period for recognition			3 years 5 months 5 days
Stock-based compensation expense			$ 11,000	6,000
Restricted Stock Awards [Member] \| Minimum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period			3 years
Restricted Stock Awards [Member] \| Maximum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period			4 years
Restricted Stock Units [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Remaining unamortized stock-based compensation expense			$ 3,100,000
Remaining unamortized stock-based compensation expense, period for recognition			2 years 4 months 24 days
Unvested restricted stock units (in shares) \| shares			1,018,196		878,416
Outstanding non-vested RSUs aggregate intrinsic value			$ 8,900,000
Outstanding non-vested RSUs weighted average remaining contractual term			1 year 4 months 8 days
Share-based compensation arrangement by share-based payment award, equity instruments other than options, aggregate intrinsic value, vested			$ 32,000	$ 1,800
Share-based compensation arrangement, by share-based payment award, options, vested and expected to vest, exercisable (in shares) \| shares			1,000,000
Share based compensation arrangement, by share based payment award, equity instruments other than options, expected to vest, intrinsic value			$ 8,400,000
Share based compensation arrangement, by share based payment award, equity investments other than options, expected to vest, weighted average contractual term			1 year 3 months 26 days
Granted (in usd per share) \| $ / shares			$ 7.29	$ 7.82
Granted (in shares) \| shares			145,919
Restricted Stock Units [Member] \| Chief Executive Officer [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted (in shares) \| shares		70,000
Grant date fair value		$ 400,000
Performance Shares [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Unvested restricted stock units (in shares) \| shares			366,849		0
Share-based compensation arrangement by share-based payment award, equity instruments other than options, aggregate intrinsic value, vested			$ 3,200,000
Share-based compensation arrangement, by share-based payment award, options, vested and expected to vest, exercisable (in shares) \| shares			300,000
Share based compensation arrangement, by share based payment award, equity instruments other than options, expected to vest, intrinsic value			$ 3,000,000
Share based compensation arrangement, by share based payment award, equity investments other than options, expected to vest, weighted average contractual term			2 years 7 days
Granted (in usd per share) \| $ / shares			$ 8.34
Granted (in shares) \| shares	71,669		366,849	0
Grant date fair value	$ 1,000,000
Unamortized stock based compensation			$ 2,500,000
Stock-based compensation expense			$ 268,000	$ 0
Performance Shares [Member] \| Chief Financial Officer [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted (in shares) \| shares		195,180
Grant date fair value		$ 1,400,000
Performance Shares [Member] \| Chief Executive Officer [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Granted (in shares) \| shares		100,000
Grant date fair value		$ 700,000
Performance Shares [Member] \| Minimum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting period			1 year
Award vesting rights		0.00%
Performance Shares [Member] \| Maximum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting rights		200.00%