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Stock-Based Compensation (Details 1) | 9 Months Ended
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Sep. 30, 2015 $ / shares shares
Stock Options [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Number of exercised units (in shares) | shares | 0
Weighted average exercised price (in dollars per share) | $ 0.00
Number of exercisable units (in shares) | shares | 322,117
Weighted average exercisable price (in dollars price) | $ 19.96
Stock Appreciation Rights (SARs) [Member] |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Number of exercised units (in shares) | shares | 0
Weighted average exercised price (in dollars per share) | $ 0.00
Number of exercisable units (in shares) | shares | 46,572
Weighted average exercisable price (in dollars price) | $ 14.06

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- 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. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(iii) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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