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TRADE RECEIVABLES
12 Months Ended
Dec. 31, 2020
Receivables [Abstract]  
TRADE RECEIVABLES

5.              TRADE RECEIVABLES

The allowance for expected credit losses accounts is principally calculated based on the application of estimated loss percentages to delinquency aging totals, based on contractual terms, for the various categories of receivables. Bad debt write-offs occur according to Company policies that are specific to pest control, commercial and termite accounts.

At December 31,  2020   2019 
(in thousands)        
Gross trade receivables  $143,191   $139,465 
Allowance for expected credit losses   (16,854)   (16,699)
Net trade receivables  $126,337   $122,766 

At any given time, the Company may have immaterial amounts due from related parties, which are invoiced and settled on a regular basis.