REVENUE -Significant product and service offerings (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Disaggregation of Revenue [Line Items]
Revenues	$ 650,199	$ 583,698	$ 1,823,957	$ 1,624,928
Residential revenue
Disaggregation of Revenue [Line Items]
Revenues	307,747	275,581	835,871	738,159
Commercial revenue
Disaggregation of Revenue [Line Items]
Revenues	218,648	199,561	618,183	562,777
Termite completions, bait monitoring, & renewals
Disaggregation of Revenue [Line Items]
Revenues	117,423	102,144	350,791	306,188
Franchise revenues
Disaggregation of Revenue [Line Items]
Revenues	4,128	3,852	11,698	10,791
Other revenues
Disaggregation of Revenue [Line Items]
Revenues	$ 2,253	$ 2,560	$ 7,414	$ 7,013