ACCRUAL FOR TERMITE CONTRACTS (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Commitments and Contingencies Disclosure [Abstract]
Accrual for termite claims at beginning of year	$ 3,219	$ 4,885
Current year provision	3,014	2,392
Settlements, claims, and expenditures	(3,094)	(4,058)
Accrual for termite claims at end of year	$ 3,139	$ 3,219