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RESTRUCTURING AND INTEGRATION EXPENSE (Tables)
12 Months Ended
Dec. 31, 2022
Restructuring and Related Activities [Abstract]  
Restructuring and integration expense
Restructuring and integration expense is reflected on the consolidated statements of income as follows for the years ended December 31:
(in thousands)202220212020
Total cost of revenue$607 $4,197 $3,465 
Operating expenses62,529 54,750 75,874 
Restructuring and integration expense$63,136 $58,947 $79,339 
Restructuring and integration expense was comprised of the following for the years ended December 31:
(in thousands)202220212020
External consulting fees$32,067 $26,676 $44,096 
Employee severance benefits12,829 9,076 17,628 
Internal labor7,989 7,948 7,568 
Other10,251 15,247 10,047 
Restructuring and integration expense$63,136 $58,947 $79,339 
Changes in restructuring and integration accruals
Changes in our restructuring and integration accruals were as follows:
(in thousands)Employee severance benefits
Balance, December 31, 2019
$3,459 
Charges19,025 
Reversals(1,397)
Payments(14,289)
Balance, December 31, 2020
6,798 
Charges10,897 
Reversals(1,821)
Payments(10,202)
Balance, December 31, 2021
5,672 
Charges13,782 
Reversals(953)
Payments(9,973)
Balance, December 31, 2022
$8,528