Quarterly report pursuant to Section 13 or 15(d)

Goodwill and Intangibles - Customer Relationships (Details)

v3.21.1
Goodwill and Intangibles - Customer Relationships (Details) - USD ($)
$ in Thousands
3 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Finite lived intangible assets rollforward    
Balance - beginning of period $ 1,427,447  
Amortization of customer relationships (17,668) $ (17,605)
Balance - end of period 1,409,779  
Customer relationships    
Finite lived intangible assets rollforward    
Balance - beginning of period 1,427,447  
Amortization of customer relationships (17,668)  
Balance - end of period $ 1,409,779  
Weighted Average | Customer relationships    
Finite lived intangible assets    
Amortization period 21 years