v3.6.0.2

Stock incentive plans - Plans (Details) - shares | 12 Months Ended | 70 Months Ended
--- | --- | ---
Dec. 31, 2016 | Dec. 31, 2015 | Dec. 31, 2016
Stock options |  |  |
Stock incentive plans |  |  |
Number of stock options granted | 0 | 0 |
Number of stock options outstanding | 3,084,000 | 3,748,000 | 3,084,000
RSUs |  |  |
Stock incentive plans |  |  |
Number of RSUs granted (in shares) | 3,200,000 |  |
2011 Plan |  |  |
Stock incentive plans |  |  |
Common stock shares reserved for issuance | 12,004,534 |  | 12,004,534
Annual percentage increase alternative, increase in common stock reserved for issuance as a percentage of common stock outstanding | 4.50% |  |
Annual fixed increase alternative, increase in shares of common stock reserved for issuance (in shares) | 3,000,000 |  |
Number of stock options outstanding | 1,994,000 | 2,528,000 | 1,994,000
2011 Plan | Stock options |  |  |
Stock incentive plans |  |  |
Number of stock options granted |  |  | 5,229,486
2011 Plan | RSUs |  |  |
Stock incentive plans |  |  |
Number of RSUs granted (in shares) |  |  | 7,096,225
2001 Plan |  |  |
Stock incentive plans |  |  |
Number of stock options outstanding | 1,090,000 | 1,220,000 | 1,090,000
2001 Plan | Stock options |  |  |
Stock incentive plans |  |  |
Number of stock options outstanding | 1,089,702 |  | 1,089,702

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- Definition The number of grants made 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://www.xbrl.org/2003/role/presentationRef -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=6415400&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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- Definition The maximum number of shares (or other type of equity) originally approved (usually by shareholders and board of directors), net of any subsequent amendments and adjustments, for awards under the equity-based compensation plan. As stock or unit options and equity instruments other than options are awarded to participants, the shares or units remain authorized and become reserved for issuance under outstanding awards (not necessarily vested). + 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 (a)(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 Under the fixed increase alternative, represents the potential annual increase in shares of common stock reserved for issuance as share-based compensation. + References No definition available. + Details
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- Definition Under the automatic percentage increase alternative, represents the potential annual increase in common stock reserved for issuance as share-based compensation, expressed as a percentage of common stock outstanding at the beginning of each fiscal year. + References No definition available. + Details
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