Stockholders' Equity (Narrative) (Details) - USD ($)
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3 Months Ended |
6 Months Ended |
Mar. 25, 2015 |
Feb. 24, 2015 |
Jun. 30, 2015 |
Mar. 31, 2015 |
Jun. 30, 2014 |
Jun. 30, 2015 |
Jun. 30, 2014 |
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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| Unrecognized share based compensation, expected term (in Duration) |
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2 years 7 months 6 days
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| Director Compensation, Annual Equity Retainer |
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$ 8,859
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| Directors compensation expense |
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$ 314,000
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$ 326,000
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$ 406,000
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$ 648,000
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| Common Stock, Dividends, Per Share, Declared |
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$ 0.025
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$ 0.025
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$ 0.050
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$ 0.050
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| Stock Repurchase Program, Number of Shares Authorized to be Repurchased |
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25,000,000
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25,000,000
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| Stock Repurchased During Period, Shares |
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125,000
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| Payments for Repurchase of Common Stock |
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$ 3,100,000
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$ 3,082,000
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$ 0
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| ESPP |
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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| Shares purchased through Employee Stock Purchase Plan (in Shares) |
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11,538
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| Weighted average purchase price of ESPP shares purchased during the period (in Dollars per share) |
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$ 17.14
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| Share-based compensation expense |
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$ 55,000
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$ 73,000
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129,000
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189,000
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| Restricted Stock |
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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| Share-based compensation expense |
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400,000
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500,000
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800,000
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800,000
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| Stock Granted, Value, Share-based Compensation, Net of Forfeitures |
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$ 900,000
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| Unrecognized share based compensation |
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$ 4,300,000
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$ 4,300,000
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| Restricted Stock | Minimum [Member] |
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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| Share-based compensation awards, annual vesting percentage |
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25000.00%
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| Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period |
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3 years
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3 years
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| Restricted Stock | Maximum [Member] |
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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| Share-based compensation awards, annual vesting percentage |
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33330.00%
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| Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period |
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4 years
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| Stock Options |
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| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
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| Share based compensation awards, options outstanding at period end (in Shares) |
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1,846,589
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1,846,589
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| Share based compensation awards, options outstanding and unvested at period end (in Shares) |
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1,184,138
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1,184,138
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| Share-based compensation awards, annual vesting percentage |
33330.00%
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33330.00%
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| Share-based compensation expense |
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$ 600,000
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$ 500,000
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$ 1,206,000
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$ 700,000
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| Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period |
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3 years
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