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BUSINESS ACQUISITION (Tables)
12 Months Ended
Dec. 31, 2020
Shanxi  
Business Acquisition [Line Items]  
Summary of results of operations attributable to the acquisitions included in the Company's consolidated statement of operations since the acquisition date

    

Year ended December 31, 2018

Revenues

$

20,135

Net gain

$

752

Acquisitions of after-sales service centers  
Business Acquisition [Line Items]  
Summary of results of operations attributable to the acquisitions included in the Company's consolidated statement of operations since the acquisition date

Year ended December 31, 2018

    

Chongqing/

Suzhou/ Jinan

Zhoushuo

Revenues

$

341

Net loss

$

582