Employee Stock Purchase Plan, Discount Rate

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- Definition

Share-based Compensation Arrangement by Share-based Payment Award, Equity Plan Remaining Shares Available for Future Grants

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No definition available.

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- Definition

Share-based Compensation Arrangement by Share-based Payment Award, Award Performance Period

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- Definition

Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Percent

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- Definition

Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Required Average Closing Stock Price Per Share

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- Definition

Share-based Compensation Arrangement by Share-based Payment Award, Awards Vest Based on Defined Strategic Revenue Targets in Twenty Eighteen, Percentage

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Share-based Compensation Arrangement by Share-based Payment Award, Awards Vest Based on Defined Strategic Revenue Targets in Twenty Seventeen, Percentage

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- Definition

Share-based Compensation Arrangement by Share-based Payment Award, Awards Vest Based on Defined Strategic Revenue Targets in 2016, Percentage

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- Definition

Share-based Compensation Arrangement by Share-based Payment Award, Awards Vested, Percentage

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- Definition

Share-based Compensation Arrangement by Share-based Payment Award, Awards With Two Performance Achievement Dates

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- Definition

Share-based Compensation Arrangement by Share-based Payment Award, Duration of Trading Period Stock Price Must be Maintained

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- Definition

Share-based Compensation Arrangement by Share-based Payment Award, Estimated Performance Target Attained, Percentage

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- Definition

Share-based Compensation Arrangement by Share-based Payment Award, Number of Awards, Expected to Vest on Achievement of Individual Sales Target

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- Definition

Share-based Compensation Arrangement by Share-based Payment Award, Number of Performance Achievement Dates

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No definition available.

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- Definition

The maximum number of common shares permitted to be issued by an entity's charter and bylaws.

+ References

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Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.

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- Definition

Amount of cost for defined contribution plan.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 715
-SubTopic 70
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=49170846&loc=d3e28014-114942

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- Definition

Percentage of employees' gross pay for which the employer contributes a matching contribution to a defined contribution plan.

+ References

No definition available.

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- Definition

Percentage of employer's matching contributions to a defined contribution plan that vests in a given year.

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No definition available.

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- Definition

Maximum percentage of employee gross pay the employee may contribute to a defined contribution plan.

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No definition available.

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- Definition

Unrecognized cost of unvested share-based compensation awards.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (i)
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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

Amount of cash inflow from exercise of stock options granted under share-based compensation arrangement.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 14
-Subparagraph (a)
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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.

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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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-Publisher FASB
-Name Accounting Standards Codification
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- Definition

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

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- Definition

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

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No definition available.

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- Definition

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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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
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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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Employee Benefit Plans - Narrative (Details) $ / shares in Units, $ in Millions		3 Months Ended	12 Months Ended
	Mar. 02, 2015 $ / shares shares	Dec. 31, 2014	Dec. 31, 2017 USD ($) $ / shares shares	Dec. 31, 2016 USD ($) $ / shares shares	Dec. 31, 2015 USD ($)	Mar. 10, 2017 performance_period shares	Mar. 28, 2016 shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period			3 years
Common shares authorized			100,000,000	100,000,000
Common stock, shares issued			38,521,000	36,959,000
Shares issued pursuant to benefit plans, shares			319,000
Granted, shares			155,000
Equity plan remaining shares available for future grants			4,621,121
Estimated performance target attained, percentage				100.00%
Cash received for the purchase of shares pursuant to the ESPP \| $					$ 0.1
Restricted stock award issued \| $			$ 0.6	$ 0.5	$ 0.5
Employee stock purchase plan, discount rate		18.00%		12.00%	11.00%
Maximum annual contribution per employee, percent			30.00%
Employer matching contribution, percent			6.00%
Employers matching contribution, annual vesting percentage			33.00%
Cost recognized \| $			$ 0.9	$ 0.8	$ 0.7
Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share Price (usd per share) \| $ / shares				$ 4.98
Employer matching contribution, percent			50.00%
Employers matching contribution, annual vesting percentage			100.00%
Minimum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share Price (usd per share) \| $ / shares			$ 3.80	$ 2.74
Performance Shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares authorized	1,575,000		20,000	165,000		669,500	605,000
Percentage of awards vested			50.00%
Awards with two performance achievement dates (shares)						629,500
Number of performance achievement dates \| performance_period						2
Awards expected to vest on achievement of individual sales target						60,000
Share-based Compensation Arrangement by Share-based Payment Award, Awards Vest Based on Defined Strategic Revenue Targets in Twenty Sixteen, Percentage			50.00%	50.00%
Share-based Compensation Arrangement by Share-based Payment Award, Awards Vest Based on Defined Strategic Revenue Targets in Twenty Eighteen, Percentage			50.00%
Share-based Compensation Arrangement by Share-based Payment Award, Awards Vest Based on Defined Strategic Revenue Targets in Twenty Seventeen, Percentage				50.00%
Employee Stock Option
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares authorized			7,200,000
Share Price (usd per share) \| $ / shares			$ 1.01
Intrinsic value \| $			$ 0.1	$ 0.4	0.1
Cash received for the purchase of shares pursuant to the ESPP \| $			0.1	$ 0.6	$ 0.1
Compensation cost not recognized \| $			$ 0.7
Cost not yet recognized, recognition period			1 year 7 months
Shares available for grants			490,038
Restricted Stock Units
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Compensation cost not recognized \| $			$ 1.2
Cost not yet recognized, recognition period			1 year 11 months
2007 Stock Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares authorized				14,183,070
LTIP
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common shares authorized			2,000,000.0
LTIP \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common shares authorized			500,000
CCPU Inducement Plan
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Common shares authorized			600,000
Common stock, shares issued			368,000
2017 Plan \| Performance Shares \| $3.45 Average Closing Stock Price
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting percent	50.00%
Duration of trading period stock price must be maintained	30 days
Award vesting required average closing stock price per share \| $ / shares	$ 3.45
Award performance period	3 years
2017 Plan \| Performance Shares \| $4.25 Average Closing Stock Price
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Award vesting percent	50.00%
Duration of trading period stock price must be maintained	30 days
Award vesting required average closing stock price per share \| $ / shares	$ 4.25
Award performance period	4 years