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Number of Officers

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Share based compensation arrangement by share based payment award equity instruments other than options grants in period aggregate fair value.

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Share based compensation arrangement by share based payment award performance units settlement in cash percentage.

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Share based compensation arrangement by share based payment award performance units settlement in common stock percentage.

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Share Based Compensation Arrangement by Share Based Payment Award, Performance Units, Percentage of Units Settled

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Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Cash Payments for Shares Settled During Period

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Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Settled in Period

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Stock based compensation.

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Stock options expiration period.

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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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Reference 1: http://www.xbrl.org/2003/role/presentationRef
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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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Unrecognized cost of unvested share-based compensation awards.

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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.

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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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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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As of the balance sheet date, the number of shares into which fully vested and expected to vest stock options outstanding can be converted under the option plan.

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Percentage of vesting of share-based compensation awards.

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Number of shares (or other type of equity) issued during the period as a result of any equity-based compensation plan other than an employee stock ownership plan (ESOP), net of any shares forfeited. Shares issued could result from the issuance of restricted stock, the exercise of stock options, stock issued under employee stock purchase plans, and/or other employee benefit plans.

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Stock-Based Compensation (Narrative) (Details)										3 Months Ended			6 Months Ended		9 Months Ended
Stock-Based Compensation (Narrative) (Details)	Aug. 03, 2016 shares	Jun. 27, 2016 shares	Jun. 20, 2016 shares	May 05, 2016 shares	Apr. 27, 2016 $ / shares shares	Mar. 31, 2016 executive_officer employee shares	Sep. 28, 2015 shares	Mar. 30, 2015 executive_officer shares	Jun. 19, 2012 USD ($) executive_officer shares	Sep. 30, 2016 USD ($)	Sep. 30, 2015 USD ($) employee shares	Mar. 31, 2015 executive_officer shares	Jun. 30, 2016 executive_officer employee	Jun. 30, 2015 USD ($) shares	Sep. 30, 2016 USD ($) $ / shares	Sep. 30, 2015 USD ($) employee $ / shares
Plans
Stock-Based Compensation (Textual) [Abstract]
Selling, general and administrative expenses \| $											$ 1,400,000
Equity Incentive Plan
Stock-Based Compensation (Textual) [Abstract]
Selling, general and administrative expenses \| $										$ 1,400,000					$ 3,200,000	$ 4,500,000
Unrecognized stock-based compensation expense related to stock options \| $										$ 6,600,000					$ 6,600,000
Weighted-average period for recognizing stock compensation expense															1 year 2 months 16 days
Employee
Stock-Based Compensation (Textual) [Abstract]
Award vesting period															3 years
Director
Stock-Based Compensation (Textual) [Abstract]
Award vesting period															1 year
Director \| Equity Incentive Plan
Stock-Based Compensation (Textual) [Abstract]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value \| $ / shares															$ 2.72	$ 2.44
Stock Options \| Equity Incentive Plan
Stock-Based Compensation (Textual) [Abstract]
Stock options expiration period													7 years
Stock Options \| Employee
Deferred Compensation Arrangement with Individual, Share-based Payments [Line Items]
Number of employees \| employee											3					3
Stock Options \| Employee \| Equity Incentive Plan
Stock-Based Compensation (Textual) [Abstract]
Award vesting period													3 years
Stock Options \| Director \| Equity Incentive Plan
Stock-Based Compensation (Textual) [Abstract]
Award vesting period													1 year
MIP Performance Units \| 2006 Management Incentive Plan
Stock-Based Compensation (Textual) [Abstract]
Award vesting period									3 years
Number of executive officers, granted stock awards \| executive_officer									7
Total of performance units were outstanding and fully vested (in shares)									154,264
Grant date fair value awards \| $									$ 1,200,000
Percentage of performance units (percent)									60.00%
Percentage of fair market value (percent)									40.00%
Performance units settled in period (in shares)														16,530
Common stock issued during period (in shares)														9,918
Cash payments for shares settled during period \| $														$ 100,000.0
Restricted Stock Units (RSUs) \| Employee \| Equity Incentive Plan
Stock-Based Compensation (Textual) [Abstract]
Number of Shares Granted (in shares)		641,750					1,208,333				1,123,333
Percentage of performance units (percent)		40.00%					25.00%
Number of units settled (in shares)		60.00%					75.00%
Restricted Stock Units (RSUs) \| Employee \| Equity Incentive Plan \| Threshold Performance Level
Stock-Based Compensation (Textual) [Abstract]
Award vesting rights (percent)		35.00%					35.00%
Restricted Stock Units (RSUs) \| Employee \| Equity Incentive Plan \| Target Performance Level
Stock-Based Compensation (Textual) [Abstract]
Award vesting rights (percent)		100.00%					100.00%
Restricted Stock Units (RSUs) \| Employee \| Equity Incentive Plan \| Maximum Performance Level
Stock-Based Compensation (Textual) [Abstract]
Award vesting rights (percent)		150.00%					100.00%
Restricted Stock Units (RSUs) \| Executive officers and senior leaders \| Equity Incentive Plan
Stock-Based Compensation (Textual) [Abstract]
Number of Shares Granted (in shares)						609,000
Percentage of performance units (percent)						43.00%
Number of units settled (in shares)						57.00%
Restricted Stock Units (RSUs) \| Executive officers and senior leaders \| Equity Incentive Plan \| Threshold Performance Level
Stock-Based Compensation (Textual) [Abstract]
Award vesting rights (percent)						35.00%
Restricted Stock Units (RSUs) \| Executive officers and senior leaders \| Equity Incentive Plan \| Target Performance Level
Stock-Based Compensation (Textual) [Abstract]
Award vesting rights (percent)						100.00%
Restricted Stock Units (RSUs) \| Executive officers and senior leaders \| Equity Incentive Plan \| Maximum Performance Level
Stock-Based Compensation (Textual) [Abstract]
Award vesting rights (percent)						150.00%
Restricted Stock Units (RSUs) \| Senior business leader \| Equity Incentive Plan
Deferred Compensation Arrangement with Individual, Share-based Payments [Line Items]
Number of employees \| employee						3							3
Stock-Based Compensation (Textual) [Abstract]
Number of Shares Granted (in shares)	10,000		30,000
Percentage of performance units (percent)	43.00%		40.00%
Number of units settled (in shares)	57.00%		60.00%
Restricted Stock Units (RSUs) \| Senior business leader \| Equity Incentive Plan \| Threshold Performance Level
Stock-Based Compensation (Textual) [Abstract]
Award vesting rights (percent)	35.00%		35.00%
Restricted Stock Units (RSUs) \| Senior business leader \| Equity Incentive Plan \| Target Performance Level
Stock-Based Compensation (Textual) [Abstract]
Award vesting rights (percent)	100.00%		100.00%
Restricted Stock Units (RSUs) \| Senior business leader \| Equity Incentive Plan \| Maximum Performance Level
Stock-Based Compensation (Textual) [Abstract]
Award vesting rights (percent)	150.00%		150.00%
Restricted Stock Units (RSUs) \| Executive officer \| Equity Incentive Plan
Stock-Based Compensation (Textual) [Abstract]
Number of executive officers, granted stock awards \| executive_officer						5		8				8	5
Number of Shares Granted (in shares)				60,000				1,325,000				1,325,000
Percentage of performance units (percent)				43.00%				50.00%
Number of units settled (in shares)				57.00%				50.00%
Restricted Stock Units (RSUs) \| Executive officer \| Equity Incentive Plan \| Threshold Performance Level
Stock-Based Compensation (Textual) [Abstract]
Award vesting rights (percent)				35.00%				35.00%
Restricted Stock Units (RSUs) \| Executive officer \| Equity Incentive Plan \| Target Performance Level
Stock-Based Compensation (Textual) [Abstract]
Award vesting rights (percent)				100.00%				100.00%
Restricted Stock Units (RSUs) \| Executive officer \| Equity Incentive Plan \| Maximum Performance Level
Stock-Based Compensation (Textual) [Abstract]
Award vesting rights (percent)				150.00%				200.00%
Stock Appreciation Rights (SARs) \| Senior business leader \| Equity Incentive Plan
Stock-Based Compensation (Textual) [Abstract]
Number of Shares Granted (in shares)	10,000
Percentage of performance units (percent)	43.00%
Number of units settled (in shares)	57.00%
Stock Appreciation Rights (SARs) \| Senior business leader \| Equity Incentive Plan \| Threshold Performance Level
Stock-Based Compensation (Textual) [Abstract]
Award vesting rights (percent)	35.00%
Stock Appreciation Rights (SARs) \| Senior business leader \| Equity Incentive Plan \| Target Performance Level
Stock-Based Compensation (Textual) [Abstract]
Award vesting rights (percent)	100.00%
Stock Appreciation Rights (SARs) \| Senior business leader \| Equity Incentive Plan \| Maximum Performance Level
Stock-Based Compensation (Textual) [Abstract]
Award vesting rights (percent)	150.00%
Stock Appreciation Rights (SARs) \| Executive officer \| Equity Incentive Plan
Stock-Based Compensation (Textual) [Abstract]
Number of Shares Granted (in shares)					200,000
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value \| $ / shares					$ 4.71