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Stock-Based Compensation (Details 3) | 12 Months Ended
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Dec. 31, 2015 $ / shares shares
Options Outstanding |
Number Of Options (in shares) | shares | 730,605
Weighted-Average Exercise Price (in dollars per share) | $ 16.40
Weighted-Average Remaining Contractual Term | 3 years 7 months 6 days
Options Exercisable |
Number Of Options (in shares) | shares | 698,303
Weighted-Average Exercise Price (in dollars per share) | $ 16.01
Range Of Exercise Prices From Dollars 3.65 To 9.00 |
Stock options outstanding |
Exercise price, low end of range (in dollars per share) | 3.65
Exercise price, high end of range (in dollars per share) | $ 9.00
Options Outstanding |
Number Of Options (in shares) | shares | 42,923
Weighted-Average Exercise Price (in dollars per share) | $ 3.90
Weighted-Average Remaining Contractual Term | 7 months 6 days
Options Exercisable |
Number Of Options (in shares) | shares | 42,923
Weighted-Average Exercise Price (in dollars per share) | $ 3.90
Range Of Exercise Prices From Dollars 9.01 To 18.00 |
Stock options outstanding |
Exercise price, low end of range (in dollars per share) | 9.01
Exercise price, high end of range (in dollars per share) | $ 18.00
Options Outstanding |
Number Of Options (in shares) | shares | 497,116
Weighted-Average Exercise Price (in dollars per share) | $ 14.62
Weighted-Average Remaining Contractual Term | 3 years 2 months 12 days
Options Exercisable |
Number Of Options (in shares) | shares | 497,116
Weighted-Average Exercise Price (in dollars per share) | $ 14.62
Range Of Exercise Prices From Dollars 18.01 To 24.68 |
Stock options outstanding |
Exercise price, low end of range (in dollars per share) | 18.01
Exercise price, high end of range (in dollars per share) | $ 24.68
Options Outstanding |
Number Of Options (in shares) | shares | 190,566
Weighted-Average Exercise Price (in dollars per share) | $ 23.85
Weighted-Average Remaining Contractual Term | 5 years 1 month 6 days
Options Exercisable |
Number Of Options (in shares) | shares | 158,264
Weighted-Average Exercise Price (in dollars per share) | $ 23.68

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- Definition The floor of a customized range of exercise prices for purposes of disclosing shares potentially issuable under outstanding stock option awards on all stock option plans and other required information pertaining to awards in the customized range. + 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 (g) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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