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No definition available.

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Amount of cost not yet recognized for nonvested award under share-based payment arrangement.

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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.

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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.

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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

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- Definition

The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

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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.

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- Definition

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

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Stock Options and Restricted Stock Units- Additional Information (Details) - USD ($) $ in Millions	6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Dec. 31, 2022	Dec. 31, 2021
Restricted Stock Units
Stock Options and Restricted Stock Units
Compensation cost related to non-vested stock options and restricted stock awards not yet recognized	$ 3.0
Weighted-average period over which compensation cost recognized	20 months
Number of shares eligible to receive for each fully vested RSU	1
Employee stock option
Stock Options and Restricted Stock Units
Compensation cost related to non-vested stock options and restricted stock awards not yet recognized	$ 5.4
Weighted-average period over which compensation cost recognized	20 months
2013 Stock Plan
Stock Options and Restricted Stock Units
Stock options vesting period	12 months
2013 Stock Plan \| Performance Shares
Stock Options and Restricted Stock Units
Number of shares, granted		200,000
2013 Stock Plan \| Restricted Stock Units
Stock Options and Restricted Stock Units
Number of shares, granted	28,804
2013 Stock Plan \| Employee stock option
Stock Options and Restricted Stock Units
Number of options, Granted (in shares)	25,000	1,479,558
2021 Stock Plan \| Performance Shares
Stock Options and Restricted Stock Units
Number of shares, granted		500,000
2021 Stock Plan \| Employee stock option
Stock Options and Restricted Stock Units
Number of options, Granted (in shares)		25,000
Equity Plans \| Performance Shares
Stock Options and Restricted Stock Units
Number of shares outstanding and unvested	700,000
Equity Plans \| Restricted Stock Units
Stock Options and Restricted Stock Units
Number of shares, granted		700,000
Number of shares outstanding and unvested	728,804	700,000	700,000	0
Non employee director \| 2013 Stock Plan \| Employee stock option
Stock Options and Restricted Stock Units
Number of options, Granted (in shares)	110,000