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Earnings Per Share (Narrative) (Details)
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3 Months Ended | ||||||
|---|---|---|---|---|---|---|---|
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Mar. 31, 2014
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Mar. 31, 2013
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Dec. 31, 2013
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| Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items] | |||||||
| Stock options to purchase shares | 4,532,006 | [1] | 4,926,522 | [1] | |||
| Weighted average number diluted shares outstanding | 4,070,605 | 3,958,437 | |||||
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Restricted stock and PSU's [Member]
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|||||||
| Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items] | |||||||
| Stock options to purchase shares | 5,938,944 | 4,934,596 | |||||
| Weighted average number diluted shares outstanding | 4,262,190 | 4,816,000 | |||||
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Stock Options [Member]
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| Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items] | |||||||
| Weighted average number diluted shares outstanding | 4,398,297 | 5,855,220 | |||||
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Common stock [Member]
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| Earnings Per Share, Diluted, by Common Class, Including Two Class Method [Line Items] | |||||||
| Stock options to purchase shares | 4,532,006 | 7,125,748 | |||||
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