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Capital Stock (Narratives) (Details) - USD ($)		3 Months Ended		6 Months Ended		186 Months Ended
	Apr. 28, 2015	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2015	Apr. 03, 2015	Dec. 31, 2014
Share-Based Compensation Arrangement By Share-Based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Discount from Market Price, Offering Date				85.00%
Employee Stock Purchase Plan Shares Authorized		750,000		750,000		750,000
Stock issued during the year, Shares, Employee Stock Purchase Plans		26,181	31,116			611,369
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Authorized							17,508,929
Increase In Number Of Shares Authorized For Issuance Under Stock Option And Incentive Plan							2,500,000
Equity Instruments Other than Options, Grants in Period				254,685
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount		1,264,875	2,477,884	5,169,376	2,578,743
Percentage Of Outstanding Common Stock		20.00%		20.00%		20.00%
Weighted Average Estimated Black Scholes Value Of Option Grants		$ 2.08	$ 2.2	$ 2.21	$ 2.19
Preferred Stock - Shares Authorized		5,000,000		5,000,000		5,000,000		5,000,000
Stock Issued During Period, Value, Restricted Stock Award, Gross	$ 80,000
Accelerated Share Based Compensation Expense	$ 100,000

X

- Definition

Sum of the allocated, committed-to-be-released and suspense shares of the entity held by the plan.

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Represents the increase in the total number of shares authorized for issuance under the Stock Option and Issuance Plan as approved by the shareholders in their Annual Shareholders Meeting.

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Represents the percentage of outstanding shares held by third parties.

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Represents the Black Scholes Value per share of stock option grants during the year

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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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The maximum number of nonredeemable preferred shares (or preferred stock redeemable solely at the option of the issuer) permitted to be issued by an entity's charter and bylaws.

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

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Discount rate from fair value on offering date that participants pay for shares.

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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 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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Number of shares issued during the period as a result of an employee stock purchase plan.

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Aggregate value of stock related to Restricted Stock Awards issued during the period.

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