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Stockholders' Equity - Restricted Stock Units (Details) | 9 Months Ended
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Sep. 30, 2015 $ / shares shares
Restricted Stock Units |
Outstanding at beginning of period (in options) | shares | 459,271
Granted (in options) | shares | 326,000
Canceled/forfeited (in options) | shares | (105,565)
Outstanding at end of period (in options) | shares | 628,445
Weighted Average Grant Date Fair Value |
Outstanding at beginning of period (in dollars per share) | $ 8.95
Granted (in dollars per share) | 8.35
Canceled/forfeited (in dollars per share) | 6.26
Outstanding at end of period (in dollars per share) | $ 8.58
Weighted Average Remaining Contractual Life (in years) |
Outstanding at end of period | 8 years 4 months 24 days
Restricted Stock Units (RSUs) [Member] |
Restricted Stock Units |
Outstanding at beginning of period (in options) | shares | 0
Granted (in options) | shares | 72,750
Canceled/forfeited (in options) | shares | (14,250)
Outstanding at end of period (in options) | shares | 58,500
Weighted Average Grant Date Fair Value |
Outstanding at beginning of period (in dollars per share) | $ 0.00
Granted (in dollars per share) | 6.82
Canceled/forfeited (in dollars per share) | 5.55
Outstanding at end of period (in dollars per share) | $ 7.13
Weighted Average Remaining Contractual Life (in years) |
Outstanding at end of period | 1 year 1 month 6 days

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- 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. + 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)(iv)(3) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Gross number of share options (or share units) granted during the period. + References No definition available. + Details
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- Definition Number of options outstanding, including both vested and non-vested options. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(1)(i)-(ii) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Weighted average price at which grantees can acquire the shares reserved for issuance under the stock 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)(i) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + 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 (e)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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