Stockholders' Equity and Stock Based Compensation (Details 2) (Options, USD $)
In Millions, except Share data, unless otherwise specified |
12 Months Ended | ||
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Dec. 31, 2014
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Dec. 31, 2013
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Dec. 31, 2012
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Options
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Number of Options | |||
Outstanding at the beginning of the period (in shares) |
285,640us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber / us-gaap_AwardTypeAxis = wstg_EmployeeAndDirectorsStockOptionsMember |
310,640us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber / us-gaap_AwardTypeAxis = wstg_EmployeeAndDirectorsStockOptionsMember |
374,140us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber / us-gaap_AwardTypeAxis = wstg_EmployeeAndDirectorsStockOptionsMember |
Canceled (in shares) |
(15,000)us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod / us-gaap_AwardTypeAxis = wstg_EmployeeAndDirectorsStockOptionsMember |
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Exercised (in shares) |
220,000us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised / us-gaap_AwardTypeAxis = wstg_EmployeeAndDirectorsStockOptionsMember |
25,000us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised / us-gaap_AwardTypeAxis = wstg_EmployeeAndDirectorsStockOptionsMember |
63,500us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised / us-gaap_AwardTypeAxis = wstg_EmployeeAndDirectorsStockOptionsMember |
Outstanding at the end of the period (in shares) |
50,640us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber / us-gaap_AwardTypeAxis = wstg_EmployeeAndDirectorsStockOptionsMember |
285,640us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber / us-gaap_AwardTypeAxis = wstg_EmployeeAndDirectorsStockOptionsMember |
310,640us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber / us-gaap_AwardTypeAxis = wstg_EmployeeAndDirectorsStockOptionsMember |
Exercisable at the end of the period (in shares) |
50,640us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber / us-gaap_AwardTypeAxis = wstg_EmployeeAndDirectorsStockOptionsMember |
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Weighted Average Exercise Price | |||
Outstanding at the beginning of the period (in dollars per share) |
$ 8.71us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice / us-gaap_AwardTypeAxis = wstg_EmployeeAndDirectorsStockOptionsMember |
$ 8.65us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice / us-gaap_AwardTypeAxis = wstg_EmployeeAndDirectorsStockOptionsMember |
$ 8.33us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice / us-gaap_AwardTypeAxis = wstg_EmployeeAndDirectorsStockOptionsMember |
Canceled (in dollars per share) |
$ 3.04us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice / us-gaap_AwardTypeAxis = wstg_EmployeeAndDirectorsStockOptionsMember |
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Exercised (in dollars per share) |
$ 8.14us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice / us-gaap_AwardTypeAxis = wstg_EmployeeAndDirectorsStockOptionsMember |
$ 8.03us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice / us-gaap_AwardTypeAxis = wstg_EmployeeAndDirectorsStockOptionsMember |
$ 6.78us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice / us-gaap_AwardTypeAxis = wstg_EmployeeAndDirectorsStockOptionsMember |
Outstanding at the end of the period (in dollars per share) |
$ 12.85us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice / us-gaap_AwardTypeAxis = wstg_EmployeeAndDirectorsStockOptionsMember |
$ 8.71us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice / us-gaap_AwardTypeAxis = wstg_EmployeeAndDirectorsStockOptionsMember |
$ 8.65us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice / us-gaap_AwardTypeAxis = wstg_EmployeeAndDirectorsStockOptionsMember |
Exercisable at the end of the period (in dollars per share) |
$ 12.85us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice / us-gaap_AwardTypeAxis = wstg_EmployeeAndDirectorsStockOptionsMember |
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Aggregate Intrinsic Value | |||
Aggregate intrinsic value of options outstanding |
$ 0.2us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue / us-gaap_AwardTypeAxis = wstg_EmployeeAndDirectorsStockOptionsMember |
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Aggregate intrinsic value of options exercisable |
$ 0.2us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1 / us-gaap_AwardTypeAxis = wstg_EmployeeAndDirectorsStockOptionsMember |
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Market value (in dollars per share) |
$ 17.21us-gaap_SharePrice / us-gaap_AwardTypeAxis = wstg_EmployeeAndDirectorsStockOptionsMember |
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Options reserved for future issuance (in shares) |
0us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant / us-gaap_AwardTypeAxis = wstg_EmployeeAndDirectorsStockOptionsMember |
X | ||||||||||
- 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. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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X | ||||||||||
- Definition
Amount of difference between fair value of the underlying shares reserved for issuance and exercise price of vested portions of options outstanding and currently exercisable. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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X | ||||||||||
- Definition
The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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X | ||||||||||
- Definition
The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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X | ||||||||||
- Definition
The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option plan. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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X | ||||||||||
- Definition
Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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X | ||||||||||
- Definition
Number of options outstanding, including both vested and non-vested options. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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X | ||||||||||
- Details
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X | ||||||||||
- Definition
Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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X | ||||||||||
- Details
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X | ||||||||||
- Definition
Weighted average price at which option holders acquired shares when converting their stock options into shares. No definition available.
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X | ||||||||||
- Definition
Weighted average price at which grantees could have acquired the underlying shares with respect to stock options that were terminated. No definition available.
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X | ||||||||||
- Definition
Price of a single share of a number of saleable stocks of a company. No definition available.
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X | ||||||||||
- Definition
Number of share options (or share units) exercised during the current period. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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X | ||||||||||
- Details
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