Share Based, Performance Period

No definition available.

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- Definition

Amount of cost not yet recognized for nonvested award under share-based payment 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 (i)
-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

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- Definition

Weighted-average period over which cost not yet recognized is expected to be recognized for award under share-based payment arrangement, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

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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

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- Definition

Discount rate from fair value on purchase date that participants pay for shares.

+ References

+ 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 highest quantity of shares an employee can purchase under the plan per period.

+ References

+ Details

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Period Type:	duration

- Definition

Number of shares authorized for issuance under share-based payment 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 (a)(3)
-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

+ Details

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Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	instant

- 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.

+ References

+ Details

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Period Type:	instant

- Definition

Number of shares purchased for issuance under share-based payment 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
-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5047-113901

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Data Type:	xbrli:sharesItemType
Balance Type:	na
Period Type:	duration

- Definition

Weighted average price at which option holders acquired shares when converting their stock options into shares.

+ References

No definition available.

+ Details

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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://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (a)(2)
-URI http://asc.fasb.org/extlink&oid=120381028&loc=d3e5070-113901

+ Details

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Period Type:	duration

- Definition

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

+ References

No definition available.

+ Details

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- Details

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- Details

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Share-based Compensation - Narrative (Details) - USD ($) $ / shares in Units, $ in Millions		12 Months Ended
	Dec. 09, 2016	Dec. 31, 2021	May 15, 2016
Share-based Compensation Arrangement by Share-based Payment Award
Maximum number of shares per employees (in shares)	5,000
Average price of shares purchased (dollars per share)		$ 46.75
Performance Shares (PSUs)
Share-based Compensation Arrangement by Share-based Payment Award
Performance period		3 years
Vesting period on stock options		3 years
ESPP expense
Share-based Compensation Arrangement by Share-based Payment Award
Maximum shares reserve for equity awards (in shares)	250,000
Shares available for grant (in shares)		102,574
Discount on common stock (as a percentage)	15.00%
Purchase price of common stock (as a percentage)	85.00%
Shares purchased under the ESPP (in shares)		27,522
Average price of shares purchased (dollars per share)		$ 74.40
Stock option expense
Share-based Compensation Arrangement by Share-based Payment Award
Expiration period (in years)		10 years
Unrecognized stock based compensation		$ 0.9
Unrecognized stock based compensation expense, recognition period (years)		1 year
Stock option expense \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award
Vesting period on stock options		1 year
Stock option expense \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award
Vesting period on stock options		3 years
RSUs and DSUs \| Minimum
Share-based Compensation Arrangement by Share-based Payment Award
Vesting period on stock options		1 year
RSUs and DSUs \| Maximum
Share-based Compensation Arrangement by Share-based Payment Award
Vesting period on stock options		3 years
RSU, DSU and PSU expense
Share-based Compensation Arrangement by Share-based Payment Award
Unrecognized stock based compensation		$ 11.8
Unrecognized stock based compensation expense, recognition period (years)		1 year 7 months 6 days
2016 Omnibus Incentive Plan
Share-based Compensation Arrangement by Share-based Payment Award
Maximum shares reserve for equity awards (in shares)			4,000,000
Shares available for grant (in shares)		3,041,028