Number of voting rights per share of common stock.

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The number of Class B ordinary share that were converted into Class A ordinary shares during the period.

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The number of Class A ordinary shares that Class B ordinary shares may be converted into at any time.

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The amount of after-tax profit required to be allocated to surplus fund, as a percent.

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Maximum reserve as a percent of its respective registered capital based on the enterprise's PRC statutory accounts.

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Paid-capital, statutory reserve funds and net assets of the Company's PRC subsidiaries.

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Shareholders Equity [Line Items]

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Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.

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Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.

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The cash outflow to reacquire common stock during the period.

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

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SHAREHOLDERS' EQUITY (Narrative) (Details) $ in Thousands	12 Months Ended
SHAREHOLDERS' EQUITY (Narrative) (Details) $ in Thousands	Dec. 31, 2023 USD ($) Vote shares	Dec. 31, 2022 USD ($) shares	Dec. 31, 2021 shares
Shareholders Equity [Line Items]
Number of Class A ordinary shares that a Class B ordinary share may be converted into	1
The number of Class B ordinary shares converted into Class A ordinary shares	0	0	0
Restricted net assets
Restricted net assets \| $	$ 3,791	$ 3,791
General reserves \| Foreign \| PRC Regulations on Enterprises with Foreign Investment
Restricted net assets
Maximum reserve as a percent of registered capital based on PRC statutory accounts	50.00%	50.00%
General reserves \| Foreign \| PRC Regulations on Enterprises with Foreign Investment \| Minimum
Restricted net assets
Percent of statutory surplus fund after-tax profit after offsetting prior year losses	10.00%	10.00%
Common reserves \| Domestic \| Company Law of the PRC
Restricted net assets
Percent of statutory surplus fund after-tax profit after offsetting prior year losses	10.00%	10.00%
Maximum reserve as a percent of registered capital based on PRC statutory accounts	50.00%	50.00%
Common Class A
Shareholders Equity [Line Items]
Common Stock, Shares, Issued	71,775,686	71,775,686
Common Stock, Shares, Outstanding	66,020,679	66,020,679
Number of voting rights per share \| Vote	1
Treasury Share
Aggregate number of shares repurchased	7,065,058
Cash consideration for repurchase of common stock \| $	$ 136,615
Common Class A \| Treasury stock
Treasury Share
Exercise of share options	1,310,051
Common Class B
Shareholders Equity [Line Items]
Common Stock, Shares, Issued	24,336,650	24,336,650
Common Stock, Shares, Outstanding	24,336,650	24,336,650
Number of voting rights per share \| Vote	10