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FINANCING RECEIVABLES (Details Narrative) | 12 Months Ended
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Dec. 31, 2020 | Dec. 31, 2019
Receivables [Abstract] |  |
Financing Receivable, Percentage Of Finance Subject To Credit Score | 100.00% |
Number of days to elapse for financing receivables to be charged-off | 180 days |
Charge-offs as a percentage of average financing receivables | 4.60% | 5.00%
Number of days the Company offers cash financing to customers | 90 days |
Period of past due loans that continue to accrue interest due to an administrative issue | 180 days |

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- Definition Financing Receivable, Cash Financing Period + References No definition available. + Details
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Balance Type: | na
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- Definition Financing Receivable, Charge Offs as Percentage of Average Financing Receivables + References No definition available. + Details
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Namespace Prefix: | rol_
Data Type: | num:percentItemType
Balance Type: | na
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- Definition Financing Receivable, Number of Days Elapsed to be Charged Off + References No definition available. + Details
Name: | rol_FinancingReceivableNumberOfDaysElapsedToBeChargedOff
Namespace Prefix: | rol_
Data Type: | xbrli:durationItemType
Balance Type: | na
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- Definition Financing Receivable, Percentage Of Finance Subject To Credit Score + References No definition available. + Details
Name: | rol_FinancingReceivablePercentageOfFinanceSubjectToCreditScore
Namespace Prefix: | rol_
Data Type: | num:percentItemType
Balance Type: | na
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- Definition Period of Past Due Loans that Continue to Accrue Interest + References No definition available. + Details
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Namespace Prefix: | rol_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

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- References No definition available. + Details
Name: | us-gaap_ReceivablesAbstract
Namespace Prefix: | us-gaap_
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Balance Type: | na
Period Type: | duration