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Equity and Dividends (Schedule of Quarterly Dividends Declared and Paid) (Details) - USD ($)
$ / shares in Units, $ in Thousands
12 Months Ended
Feb. 11, 2022
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Dividends Payable [Line Items]        
Dividend per share $ 0.27      
Record date   Feb. 10, 2023    
Payment date   Mar. 03, 2023    
Fourth Quarter 2019 [Member]        
Dividends Payable [Line Items]        
Dividend per share       $ 0.2000
Total dividends       $ 21,905
First Quarter 2020 [Member]        
Dividends Payable [Line Items]        
Dividend per share       $ 0.2000
Total dividends       $ 21,681
Second Quarter 2020 [Member]        
Dividends Payable [Line Items]        
Dividend per share       $ 0.2200
Total dividends       $ 24,053
Third Quarter 2020 [Member]        
Dividends Payable [Line Items]        
Dividend per share       $ 0.2200
Total dividends       $ 24,098
Fourth quarter 2020        
Dividends Payable [Line Items]        
Dividend per share     $ 0.2200  
Total dividends     $ 24,181  
First Quarter 2021        
Dividends Payable [Line Items]        
Dividend per share     $ 0.2200  
Total dividends     $ 24,279  
Second quarter 2021        
Dividends Payable [Line Items]        
Dividend per share     $ 0.2500  
Total dividends     $ 27,607  
Third quarter 2021        
Dividends Payable [Line Items]        
Dividend per share     $ 0.2500  
Total dividends     $ 27,652  
Fourth quarter 2021        
Dividends Payable [Line Items]        
Dividend per share   $ 0.2500    
Total dividends   $ 27,659    
First quarter 2022        
Dividends Payable [Line Items]        
Dividend per share   $ 0.2500    
Total dividends   $ 27,693    
Second quarter 2022        
Dividends Payable [Line Items]        
Dividend per share   $ 0.2700    
Total dividends   $ 29,932    
Third quarter 2022        
Dividends Payable [Line Items]        
Dividend per share   $ 0.2700    
Total dividends   $ 29,935