v3.20.2

Stockholders' Equity - Restricted and Performance Restricted Stock Units (Details) | 9 Months Ended
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Sep. 30, 2020 $ / shares shares
Restricted stock units |
Restricted Stock Units [Roll Forward] |
Outstanding balance at the beginning of the period (in shares) | shares | 2,281,142
Granted (in shares) | shares | 1,911,308
Vested (in shares) | shares | (550,624)
Forfeited (in shares) | shares | (209,997)
Outstanding balance at the end of the period (in shares) | shares | 3,431,829
Grant Date Fair Value [Roll Forward] |
Outstanding at the beginning of the period (in dollars per share) | $ / shares | $ 40.49
Granted (in dollars per share) | $ / shares | 20.66
Vested (in dollars per share) | $ / shares | 51.84
Forfeited (in dollars per share) | $ / shares | 30.17
Outstanding at the end of the period (in dollars per share) | $ / shares | $ 28.25
Restricted stock units | Minimum |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Vesting period | 3 years
Restricted stock units | Maximum |
Share-based Compensation Arrangement by Share-based Payment Award [Line Items] |
Vesting period | 4 years
Performance restricted stock units |
Restricted Stock Units [Roll Forward] |
Outstanding balance at the beginning of the period (in shares) | shares | 1,413,773
Granted (in shares) | shares | 657,723
Vested (in shares) | shares | (38,748)
Forfeited (in shares) | shares | (272,584)
Outstanding balance at the end of the period (in shares) | shares | 1,760,164
Grant Date Fair Value [Roll Forward] |
Outstanding at the beginning of the period (in dollars per share) | $ / shares | $ 28.12
Granted (in dollars per share) | $ / shares | 22.45
Vested (in dollars per share) | $ / shares | 22.38
Forfeited (in dollars per share) | $ / shares | 48.87
Outstanding at the end of the period (in dollars per share) | $ / shares | $ 22.91

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- Definition Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition. + 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 (a)(1) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period. + 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)(iv)(3) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition Weighted average fair value as of the grant date of equity-based award plans other than stock (unit) option plans that were not exercised or put into effect as a result of the occurrence of a terminating event. + 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)(2)(iii)(3) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan). + 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)(2)(iii)(1) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition Per share or unit weighted-average fair value of nonvested award under share-based payment arrangement. Excludes share and unit options. + 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)(2)(i)-(ii) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period. + 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)(2)(iii)(2) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition The weighted average fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement. + 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)(2)(iii)(2) -URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901 + Details
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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