No definition available.

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- Definition

Number of additional shares authorized for issuance under share-based payment arrangement.

+ References

No definition available.

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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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- References

No definition available.

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- Definition

Weighted average price of options that were either forfeited or expired.

+ 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)-(4)
-URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901

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- Definition

The number of shares under options that were cancelled during the reporting period as a result of occurrence of a terminating event specified in contractual agreements pertaining to the stock option 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
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-URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901

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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

Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding.

+ References

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- Definition

Number of options outstanding, including both vested and non-vested options.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
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-URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

+ References

No definition available.

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- Definition

Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option 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
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-URI http://asc.fasb.org/extlink&oid=116856206&loc=d3e5070-113901

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- References

No definition available.

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- Definition

Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options.

+ References

No definition available.

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- Definition

Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
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Stockholders' Equity - Schedule of 2017 Plan Options Outstanding (Details) - 2017 Plan - USD ($)		1 Months Ended	6 Months Ended	12 Months Ended
	Jan. 01, 2019	Jan. 31, 2019	Jun. 30, 2019	Dec. 31, 2018
Number of Shares/Number of Options Outstanding
Outstanding at beginning of period (in shares)	343,550	343,550	343,550
Granted (in shares)			117,200
Forfeited (in shares)			3,600
Outstanding at end of period (in shares)			457,150	343,550
Weighted- average Exercise Price
Outstanding (in dollars per share)			$ 25.12	$ 28.97
Exercised (in dollars per share)			13.60
Forfeited (in dollars per share)			$ 17.91
Weighted- average Remaining Contractual Term (years)
Outstanding			8 years 9 months	8 years 11 months 12 days
Aggregate Intrinsic Value (in Thousands)
Outstanding			$ 6,250	$ 840
Options to purchase common stock
Number of Shares/Number of Options Outstanding
Options available (in shares)	157,881	157,881	157,881
Annual additional options authorized (in shares)	153,814		153,814
Granted (in shares)		117,200
Options available (in shares)			198,095	157,881
Weighted- average Exercise Price
Exercised (in dollars per share)		$ 12.75	$ 14.62