Forfeiture rate of stock options granted

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Nonqualified Stock Options, Vesting Period

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- Definition

Number Of Stock Option Plans

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Qualified Stock Options, Vesting Period

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- Definition

Stock Option Terms

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- Definition

Stock plan expiration date

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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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Aggregate proceeds received by the entity during the annual period from exercises of stock or unit options and conversion of similar instruments granted under equity-based payment arrangements.

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- Definition

Unrecognized cost of unvested share-based compensation awards.

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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.

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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 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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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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Number of additional shares authorized for issuance under an established share-based compensation 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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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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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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Fair value of options vested. Excludes equity instruments other than options, for example, but not limited to, share units, stock appreciation rights, restricted stock.

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Total number of shares issued during the period, including shares forfeited, as a result of Restricted Stock Awards.

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Share-Based Compensation (Narrative) (Details) $ / shares in Units, $ in Thousands		3 Months Ended		9 Months Ended
	Jun. 19, 2012 shares	Sep. 30, 2015 USD ($) item shares	Sep. 30, 2014 USD ($) shares	Sep. 30, 2015 USD ($) item $ / shares shares	Sep. 30, 2014 USD ($) $ / shares shares	Dec. 31, 2014 USD ($) shares	Dec. 31, 2013 shares	Mar. 31, 2008 shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Number of stock option plans \| item		2		2
Pre-tax compensation costs		$ 700	$ 600	$ 2,000	$ 1,500
1998 Stock Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock option term				10 years
Stock Plan expiration date				June 12, 2008
Number of additional shares authorized \| shares				0
1998 Stock Plan [Member] \| Directors [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Nonqualified stock options, vesting period				2 years
1998 Stock Plan [Member] \| Employees [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Qualified stock options, vesting period				5 years
2008 Stock Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Stock option term				10 years
Shares authorized under the plan \| shares	2,000,000							600,000
Number of additional shares authorized \| shares	1,400,000
Stock Options [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Pre-tax compensation costs		71	49	$ 215	$ 137
Weighted average grant date fair value of the options granted \| $ / shares				$ 4.99	$ 5.61
Forfeiture rate of stock options granted				5.00%
Total unrecognized compensation costs		700		$ 700		$ 800
Weighted average period for compensation costs to be recognized				4 years 2 months 12 days
Total intrinsic value of stock options exercised		200	40	$ 600	$ 3,300
Cash received from stock option exercised		251	15	600	2,000
Stock options vested, fair value		128	110	234	175
Restricted Stock And Restricted Stock Units [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Pre-tax compensation costs		600	$ 500	$ 1,600	$ 1,300
Restricted Stock And Restricted Stock Units [Member] \| Minimum [Member] \| Directors [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted stock, vesting period				1 year
Restricted Stock And Restricted Stock Units [Member] \| Maximum [Member] \| Directors [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted stock, vesting period				3 years
Restricted Stock [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total unrecognized compensation costs		$ 7,200		$ 7,200
Weighted average period for compensation costs to be recognized				4 years 6 months
Units outstanding \| shares		565,000	596,000	565,000	596,000	579,000	387,000
Restricted Stock [Member] \| Minimum [Member] \| Employees [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted stock, vesting period				5 years
Restricted Stock [Member] \| Maximum [Member] \| Employees [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Restricted stock, vesting period				10 years
Restricted Stock Units [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Total unrecognized compensation costs		$ 100		$ 100
Weighted average period for compensation costs to be recognized				9 months 18 days
Restricted stock units issued \| shares			0		0
Units outstanding \| shares		8,000	0	8,000	0
Performance Units [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Pre-tax compensation costs		$ 67	$ 35	$ 168	$ 35
Total unrecognized compensation costs		$ 500		$ 500
Weighted average period for compensation costs to be recognized				1 year 10 months 24 days
Units outstanding \| shares		45,000	17,000	45,000	17,000	17,000
Performance Units [Member] \| Minimum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares authorized under the plan \| shares		23,000		23,000
Performance Units [Member] \| Maximum [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Shares authorized under the plan \| shares		68,000		68,000