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Stock Option Plan - Exercise Price Range (Details) - $ / shares | 11 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2014 | Dec. 31, 2016 | Dec. 31, 2015
Information about stock options outstanding |  |  |
Options Outstanding, Number |  | 2,350,582 | 784,136
Options Outstanding, Weighted Average Remaining Contractual Life |  | 9 years 2 months 16 days | 9 years 7 months 17 days
Weighted average exercise price of options outstanding (in dollars per share) |  | $ 11.88 | $ 4.09
Options Vested, Number |  | 397,486 | 9,637
Options Vested, Weighted Average Remaining Contractual Life |  | 8 years 10 months 2 days | 9 years 22 days
Weighted average exercise price of options vested (in dollars per share) |  | $ 8.02 | $ 0.28
Weighted average grant date fair value of options granted (in dollars per share) | $ 0.22 | 10.78 | 4.37
$0.28 |  |  |
Information about stock options outstanding |  |  |
Exercise Price, low end of range (in dollars per share) |  | $ 0.28 |
Options Outstanding, Number |  | 419,682 |
Options Outstanding, Weighted Average Remaining Contractual Life |  | 8 years 5 months 16 days |
Weighted average exercise price of options outstanding (in dollars per share) |  | $ 0.28 |
Options Vested, Number |  | 159,732 |
Options Vested, Weighted Average Remaining Contractual Life |  | 8 years 5 months 9 days |
Weighted average exercise price of options vested (in dollars per share) |  | $ 0.28 |
$4.65 |  |  |
Information about stock options outstanding |  |  |
Exercise Price, low end of range (in dollars per share) |  | $ 4.65 |
Options Outstanding, Number |  | 144,500 |
Options Outstanding, Weighted Average Remaining Contractual Life |  | 8 years 9 months 22 days |
Weighted average exercise price of options outstanding (in dollars per share) |  | $ 4.65 |
Options Vested, Number |  | 42,449 |
Options Vested, Weighted Average Remaining Contractual Life |  | 8 years 9 months 22 days |
Weighted average exercise price of options vested (in dollars per share) |  | $ 4.65 |
$6.75 |  |  |
Information about stock options outstanding |  |  |
Exercise Price, low end of range (in dollars per share) |  | $ 6.75 |
Options Outstanding, Number |  | 5,000 |
Options Outstanding, Weighted Average Remaining Contractual Life |  | 8 years 10 months 13 days |
Weighted average exercise price of options outstanding (in dollars per share) |  | $ 6.75 |
Options Vested, Number |  | 1,438 |
Options Vested, Weighted Average Remaining Contractual Life |  | 8 years 10 months 13 days |
Weighted average exercise price of options vested (in dollars per share) |  | $ 6.75 |
$13.34 - 16.37 |  |  |
Information about stock options outstanding |  |  |
Exercise Price, low end of range (in dollars per share) |  | 13.34 |
Exercise Price, high end of range (in dollars per share) |  | $ 16.37 |
Options Outstanding, Number |  | 1,781,400 |
Options Outstanding, Weighted Average Remaining Contractual Life |  | 9 years 5 months 1 day |
Weighted average exercise price of options outstanding (in dollars per share) |  | $ 15.21 |
Options Vested, Number |  | 193,867 |
Options Vested, Weighted Average Remaining Contractual Life |  | 9 years 2 months 5 days |
Weighted average exercise price of options vested (in dollars per share) |  | $ 15.14 |
$0.28 - 4.65 |  |  |
Information about stock options outstanding |  |  |
Exercise Price, low end of range (in dollars per share) |  |  | 0.28
Exercise Price, high end of range (in dollars per share) |  |  | $ 4.65
Options Outstanding, Number |  |  | 629,136
Options Outstanding, Weighted Average Remaining Contractual Life |  |  | 9 years 6 months 15 days
Weighted average exercise price of options outstanding (in dollars per share) |  |  | $ 1.28
Options Vested, Number |  |  | 9,637
Options Vested, Weighted Average Remaining Contractual Life |  |  | 9 years 22 days
Weighted average exercise price of options vested (in dollars per share) |  |  | $ 0.28
$6.75 - 15.79 |  |  |
Information about stock options outstanding |  |  |
Exercise Price, low end of range (in dollars per share) |  |  | 6.75
Exercise Price, high end of range (in dollars per share) |  |  | $ 15.79
Options Outstanding, Number |  |  | 155,000
Options Outstanding, Weighted Average Remaining Contractual Life |  |  | 10 years
Weighted average exercise price of options outstanding (in dollars per share) |  |  | $ 15.50

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- Definition The number of shares reserved for issuance pertaining to the outstanding vested stock options as of the balance sheet date in the customized range of exercise prices. + References No definition available. + Details
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- Definition Weighted average remaining contractual term of vested stock options, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
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- Definition The weighted average grant-date fair value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology. + 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 (d)(1) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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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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- Definition The number of shares reserved for issuance pertaining to the outstanding stock options as of the balance sheet date for all option plans in the customized range of exercise prices. + 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)-(ii) -URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901 + Details
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- Definition The ceiling 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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- Definition Weighted average grant-date fair value of non-vested options outstanding. + References No definition available. + Details
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- Definition Weighted average remaining contractual term of outstanding stock options, 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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