Stock Based Compensation - Summary of Stock Option Activity under Stock Incentive Plan (Details) - USD ($) $ / shares in Units, $ in Millions	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018
Number of Stock Options
Forfeited	(34,375)
Outstanding as of December 31, 2019	483,408
Stock Options
Number of Stock Options
Granted		0
Stock Options \| Stock Incentive Plan
Number of Stock Options
Granted	483,408
Exercised	0
Forfeited	(34,375)
Outstanding as of December 31, 2019	449,033
Weighted Average Exercise Price
Granted	$ 16.17
Forfeited	16.17
Outstanding as of December 31, 2019	$ 16.17
Weighted average remaining contractual term	9 years 3 months 3 days
Aggregate intrinsic value	$ 0
Aggregate intrinsic value, Exercisable	$ 0

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.

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Gross number of share options (or share units) granted during the period.

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

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

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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Weighted average price at which grantees could have acquired the underlying shares with respect to stock options that were terminated.

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

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Amount of difference between fair value of the underlying shares reserved for issuance and exercise price of vested portions of options outstanding and currently exercisable.

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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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Number of share options (or share units) exercised during the current period.

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