Quarterly report pursuant to Section 13 or 15(d)

Goodwill and Intangibles - Customer Relationships (Details)

v3.21.2
Goodwill and Intangibles - Customer Relationships (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2021
Sep. 30, 2020
Sep. 30, 2021
Sep. 30, 2020
Finite lived intangible assets rollforward        
Balance - beginning of period     $ 1,427,447  
Amortization of customer relationships $ (17,668) $ (17,800) (53,004) $ (53,011)
Balance - end of period 1,374,443   1,374,443  
Customer relationships        
Finite lived intangible assets rollforward        
Balance - beginning of period     1,427,447  
Amortization of customer relationships     (53,004)  
Balance - end of period $ 1,374,443   $ 1,374,443  
Customer relationships | Weighted Average        
Finite lived intangible assets        
Amortization period     20 years