XML 185 R163.htm IDEA: XBRL DOCUMENT v3.22.1
Goodwill - Summary Of Discount Rate And Growth Rate Used By The Company Of Goodwill (Detail) - Tianjin Guarantee [Member] - Goodwill [member]
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Disclosure Of Information For Individual Asset Or Cash Generating Unit With Significant Amount Of Goodwill With Indefinite Useful Lives [Line Items]      
Discount rates 20.00%    
Bottom of range [member]      
Disclosure Of Information For Individual Asset Or Cash Generating Unit With Significant Amount Of Goodwill With Indefinite Useful Lives [Line Items]      
Discount rates   18.00% 16.00%
Growth rates 3.00% 3.00% 3.00%
Top of range [member]      
Disclosure Of Information For Individual Asset Or Cash Generating Unit With Significant Amount Of Goodwill With Indefinite Useful Lives [Line Items]      
Discount rates   20.00% 21.00%
Growth rates 8.00% 275.00% 123.00%