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ACCRUAL FOR TERMITE CONTRACTS (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2017 | Dec. 31, 2016
Reconciliation of changes in the accrual for termite contracts |  |
Beginning balance | $ 4,800 | $ 5,085
Current year provision | 3,611 | 3,190
Settlements, claims, and expenditures | (3,526) | (3,475)
Ending balance | 4,885 | 4,800
Accrual for termite contracts, portion included in other current liabilities | 2,900 | 2,700
Accrual for termite contracts, portion included in long-term accrued liabilities | $ 2,000 | $ 2,100

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- Definition Amount of loss contingency liability. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=82911808&loc=d3e14326-108349 + Details
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