Quarterly report pursuant to Section 13 or 15(d)

BUSINESS COMBINATIONS (Details)

v2.4.1.9
BUSINESS COMBINATIONS (Details) (USD $)
In Thousands, unless otherwise specified
Mar. 31, 2015
Dec. 31, 2014
Business Acquisition [Line Items]    
Goodwill $ 269,375us-gaap_Goodwill $ 255,563us-gaap_Goodwill
Acquisition [Member]    
Business Acquisition [Line Items]    
Accounts receivable, net 1,281us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables
/ us-gaap_BusinessAcquisitionAxis
= rol_AcquisitionsMember
 
Materials and supplies 57us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInventory
/ us-gaap_BusinessAcquisitionAxis
= rol_AcquisitionsMember
 
Prepaid expenses (40)us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsPrepaidExpenseAndOtherAssets
/ us-gaap_BusinessAcquisitionAxis
= rol_AcquisitionsMember
 
Equipment and property 512us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment
/ us-gaap_BusinessAcquisitionAxis
= rol_AcquisitionsMember
 
Goodwill 17,858us-gaap_Goodwill
/ us-gaap_BusinessAcquisitionAxis
= rol_AcquisitionsMember
 
Customer contracts 4,223us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibles
/ us-gaap_BusinessAcquisitionAxis
= rol_AcquisitionsMember
 
Other intangible assets 5,219us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill
/ us-gaap_BusinessAcquisitionAxis
= rol_AcquisitionsMember
 
Current liabilities (948)us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilities
/ us-gaap_BusinessAcquisitionAxis
= rol_AcquisitionsMember
 
Other assets and liabilities, net 83rol_BusinessCombinationRecognizedIdentifiableOtherAssetsAcquiredAndOtherLiabilitiesAssumedNet
/ us-gaap_BusinessAcquisitionAxis
= rol_AcquisitionsMember
 
Total consideration paid $ 28,245rol_BusinessCombinationRecognizedIdentifiableTotalConsiderationPaid
/ us-gaap_BusinessAcquisitionAxis
= rol_AcquisitionsMember