Quarterly report pursuant to Section 13 or 15(d)

RECENT ACCOUNTING PRONOUNCEMENTS - Narrative (Details)

v3.8.0.1
RECENT ACCOUNTING PRONOUNCEMENTS - Narrative (Details) - USD ($)
$ in Thousands
 3 Months Ended
Mar. 31, 2018
Mar. 31, 2017
Dec. 31, 2017
Disaggregation of Revenue [Line Items]      
Deferred revenue $ 117,934   $ 109,029
Long-term accounts receivable, net $ 22,300   20,400
Equipment Rental      
Disaggregation of Revenue [Line Items]      
Percentage of revenue (less than) 1.00%    
Pest Control      
Disaggregation of Revenue [Line Items]      
Contract with customer, term 1 year    
Franchise      
Disaggregation of Revenue [Line Items]      
Percentage of revenue (less than) 0.50%    
Deferred revenue $ 3,400   $ 3,400
Revenue $ 2,400 $ 2,400  
Minimum      
Disaggregation of Revenue [Line Items]      
Contract with customer, payment term 30 days    
Maximum      
Disaggregation of Revenue [Line Items]      
Contract with customer, payment term 60 days