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Stockholders' Equity - Schedule of Exercise Prices And Weighted-average Remaining Contractual Lives For Options Outstanding (Details) | 12 Months Ended
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Dec. 31, 2019 $ / shares shares
Options Outstanding (in shares) | shares | 16,664,640
Weighted- Average Remaining Contractual Life (Year) | 7 years 6 months 29 days
Weighted- Average Exercise Price (in dollars per share) | $ 20.47
Options Exercisable (in shares) | shares | 7,436,379
Weighted- Average Exercise Price of Options Exercisable | $ 17.02
Exercise Price Range 1 |
Options Outstanding (in shares) | shares | 3,027,881
Range of Exercise Prices, Lower Limit (in dollars per share) | $ 5.20
Range of Exercise Prices, Upper Limit (in dollars per share) | $ 13.00
Weighted- Average Remaining Contractual Life (Year) | 4 years 11 months 19 days
Weighted- Average Exercise Price (in dollars per share) | $ 10.16
Options Exercisable (in shares) | shares | 2,720,921
Weighted- Average Exercise Price of Options Exercisable | $ 9.84
Exercise Price Range 2 |
Options Outstanding (in shares) | shares | 3,834,655
Range of Exercise Prices, Lower Limit (in dollars per share) | $ 13.05
Range of Exercise Prices, Upper Limit (in dollars per share) | $ 17.00
Weighted- Average Remaining Contractual Life (Year) | 7 years 5 months 1 day
Weighted- Average Exercise Price (in dollars per share) | $ 16.23
Options Exercisable (in shares) | shares | 2,326,188
Weighted- Average Exercise Price of Options Exercisable | $ 16.17
Exercise Price Range 3 |
Options Outstanding (in shares) | shares | 1,623,707
Range of Exercise Prices, Lower Limit (in dollars per share) | $ 17.05
Range of Exercise Prices, Upper Limit (in dollars per share) | $ 24.55
Weighted- Average Remaining Contractual Life (Year) | 8 years 3 days
Weighted- Average Exercise Price (in dollars per share) | $ 20.10
Options Exercisable (in shares) | shares | 704,338
Weighted- Average Exercise Price of Options Exercisable | $ 20.48
Exercise Price Range 4 |
Options Outstanding (in shares) | shares | 2,336,151
Exercise Prices | $ 24.97
Weighted- Average Remaining Contractual Life (Year) | 8 years 11 months 4 days
Weighted- Average Exercise Price (in dollars per share) | $ 24.97
Options Exercisable (in shares) | shares | 644,066
Weighted- Average Exercise Price of Options Exercisable | $ 24.97
Exercise Price Range 5 |
Options Outstanding (in shares) | shares | 3,877,880
Exercise Prices | $ 25.02
Weighted- Average Remaining Contractual Life (Year) | 9 years 11 months 12 days
Weighted- Average Exercise Price (in dollars per share) | $ 25.02
Exercise Price Range 6 |
Options Outstanding (in shares) | shares | 1,940,366
Range of Exercise Prices, Lower Limit (in dollars per share) | $ 25.06
Range of Exercise Prices, Upper Limit (in dollars per share) | $ 38.75
Weighted- Average Remaining Contractual Life (Year) | 7 years 6 months 29 days
Weighted- Average Exercise Price (in dollars per share) | $ 30.48
Options Exercisable (in shares) | shares | 1,032,365
Weighted- Average Exercise Price of Options Exercisable | $ 30.38
Exercise Price Range 7 |
Options Outstanding (in shares) | shares | 24,000
Exercise Prices | $ 39.00
Weighted- Average Remaining Contractual Life (Year) | 8 years 6 months 21 days
Weighted- Average Exercise Price (in dollars per share) | $ 39.00
Options Exercisable (in shares) | shares | 8,501
Weighted- Average Exercise Price of Options Exercisable | $ 39.00

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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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
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- Definition The number of shares reserved for issuance pertaining to the outstanding exercisable stock options as of the balance sheet date in the customized range of exercise prices for which the market and performance vesting condition has been satisfied. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (c)(iii) -URI http://asc.fasb.org/extlink&oid=116856206&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://fasb.org/us-gaap/role/ref/legacyRef -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=116856206&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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (g) -URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901 + Details
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