Represents the number of equity-based compensation plans.

No definition available.

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- Definition

Share Based Compensation Arrangement By Share Based Payment Award Options Vested In Period

+ References

No definition available.

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- Definition

Represents the maximum percentage of an employee's compensation that can be deducted and used to purchase shares under an Employee Stock Purchase Plan.

+ References

No definition available.

+ Details

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- Definition

Unrecognized cost of unvested share-based compensation awards.

+ 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 (i)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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- Definition

Weighted average period over which unrecognized compensation is expected to be recognized for equity-based compensation plans, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

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- Definition

Period which an employee's right to exercise an award is no longer contingent on satisfaction of either a service condition, market condition or a performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

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-Name Accounting Standards Codification
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-SubTopic 10
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-Paragraph 2
-Subparagraph (a)(1)
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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

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-Publisher FASB
-Name Accounting Standards Codification
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- Definition

Fair value of share-based awards for which the grantee gained the right by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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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.

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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
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-Paragraph 2
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- Definition

The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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- Definition

Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares.

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-Publisher FASB
-Name Accounting Standards Codification
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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.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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- Definition

Period from grant date that an equity-based award expires, 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
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- Definition

Purchase price of common stock expressed as a percentage of its fair value.

+ References

No definition available.

+ Details

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- Definition

Number of shares issued during the period as a result of an employee stock purchase plan.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 505
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Equity-Based Compensation - Narrative (Details) $ / shares in Units, $ in Millions	1 Months Ended	12 Months Ended
	May 31, 2015 shares	Dec. 31, 2016 USD ($) plan $ / shares shares	Dec. 31, 2015 USD ($) $ / shares	Dec. 31, 2014 USD ($) $ / shares	Nov. 30, 2014 shares
Equity compensation plans
Number of equity compensation plans \| plan		4
Compensation cost not yet recognized \| $		$ 37.7
Options granted in period (USD per share) \| $ / shares		$ 10.63	$ 23.57	$ 10.63
Options vested in period (shares)		822,775
Value of options exercised in period \| $		$ 1.5	$ 31.2	$ 5.9
Stock Options
Equity compensation plans
Compensation cost not yet recognized \| $		$ 21.1
Compensation cost not yet recognized for period		2 years 6 months
RSUs
Equity compensation plans
Compensation cost not yet recognized \| $		$ 16.6
Compensation cost not yet recognized for period		1 year 9 months 18 days
RSUs granted (USD per share) \| $ / shares		$ 22.28	$ 52.71	$ 22.88
Value of RSUs vested during period \| $		$ 9.1	$ 3.5	$ 2.7
2007 Equity Plan \| Stock Options
Equity compensation plans
Remaining number of shares available for future grants (shares)		1,786,672
Shares authorized for issuance (shares)		6,995,325
2007 Equity Plan \| Stock Options \| Minimum
Equity compensation plans
Offering period term (years)		7 years
2007 Equity Plan \| Stock Options \| Maximum
Equity compensation plans
Offering period term (years)		10 years
2000 Equity Plan
Equity compensation plans
Remaining number of shares available for future grants (shares)		0
2000 Equity Plan \| Stock Options
Equity compensation plans
Offering period term (years)		10 years
2013 Lumara Equity Plan \| Stock Options
Equity compensation plans
Remaining number of shares available for future grants (shares)		9,710
Shares authorized for issuance (shares)					200,000
Offering period term (years)		10 years
2015 ESPP \| Stock Options
Equity compensation plans
Shares authorized for issuance (shares)	200,000
Offering period term (years)	6 months
Annual maximum percentage of employee compensation available for ESPP share purchases (percent)	10.00%
Purchase price per share as a percentage of fair market value of common stock on the first or last day of the plan period (percent)	85.00%
Shares issued (shares)		79,324
Inducement Grants \| Stock Options
Equity compensation plans
Award vesting period (years)		4 years
Inducement Grants \| RSUs
Equity compensation plans
Award vesting period (years)		3 years