XML 69 R57.htm IDEA: XBRL DOCUMENT v3.22.0.1
Shareholders' Equity (Share Option Plan) (Details) - USD ($)
$ in Millions
1 Months Ended 12 Months Ended
Jan. 31, 2018
Dec. 31, 2021
Apr. 29, 2021
Apr. 30, 2020
May 02, 2019
Oct. 21, 2013
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Capital gains tax   25.00%        
Value of shares authorized under one-year share repurchase plan         $ 15  
Share Option Plan 2013 [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Shares authorized           500,000
Additional shares authorized 600,000          
Board of Directors [Member]            
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]            
Value of shares authorized under one-year share repurchase plan     $ 15 $ 15