XML 69 R53.htm IDEA: XBRL DOCUMENT
v3.22.0.1

CREDIT FACILITIES AND NOTES PAYABLE (Details - Margin Spread Based on Leverage Ratio, Debt Instrument) (Details) - Restated Agreement | 12 Months Ended
--- | ---
Dec. 31, 2021
Pricing Level I |
Debt Instrument [Line Items] |
Leverage ratio, greater than | 3.00
Pricing Level II |
Debt Instrument [Line Items] |
Leverage ratio, greater than | 2.50
Leverage ratio, less than | 3.00
Pricing Level III |
Debt Instrument [Line Items] |
Leverage ratio, greater than | 2.00
Leverage ratio, less than | 2.50
Pricing Level IV |
Debt Instrument [Line Items] |
Leverage ratio, greater than | 1.50
Leverage ratio, less than | 2.00
Pricing Level V |
Debt Instrument [Line Items] |
Leverage ratio, less than | 1.50
Revolving Credit Facility | Pricing Level I |
Debt Instrument [Line Items] |
Commitment fee percentage | 2.75%
Unused capacity, commitment fee percentage | 0.45%
Revolving Credit Facility | Pricing Level I | Eurodollar Rate Spread |
Debt Instrument [Line Items] |
Basis spread on variable rate | 2.75%
Revolving Credit Facility | Pricing Level I | Base Rate Spread |
Debt Instrument [Line Items] |
Basis spread on variable rate | 1.75%
Revolving Credit Facility | Pricing Level II |
Debt Instrument [Line Items] |
Commitment fee percentage | 2.25%
Unused capacity, commitment fee percentage | 0.40%
Revolving Credit Facility | Pricing Level II | Eurodollar Rate Spread |
Debt Instrument [Line Items] |
Basis spread on variable rate | 2.25%
Revolving Credit Facility | Pricing Level II | Base Rate Spread |
Debt Instrument [Line Items] |
Basis spread on variable rate | 1.25%
Revolving Credit Facility | Pricing Level III |
Debt Instrument [Line Items] |
Commitment fee percentage | 2.00%
Unused capacity, commitment fee percentage | 0.35%
Revolving Credit Facility | Pricing Level III | Eurodollar Rate Spread |
Debt Instrument [Line Items] |
Basis spread on variable rate | 2.00%
Revolving Credit Facility | Pricing Level III | Base Rate Spread |
Debt Instrument [Line Items] |
Basis spread on variable rate | 1.00%
Revolving Credit Facility | Pricing Level IV |
Debt Instrument [Line Items] |
Commitment fee percentage | 1.75%
Unused capacity, commitment fee percentage | 0.30%
Revolving Credit Facility | Pricing Level IV | Eurodollar Rate Spread |
Debt Instrument [Line Items] |
Basis spread on variable rate | 1.75%
Revolving Credit Facility | Pricing Level IV | Base Rate Spread |
Debt Instrument [Line Items] |
Basis spread on variable rate | 0.75%
Revolving Credit Facility | Pricing Level V |
Debt Instrument [Line Items] |
Commitment fee percentage | 1.50%
Unused capacity, commitment fee percentage | 0.30%
Revolving Credit Facility | Pricing Level V | Eurodollar Rate Spread |
Debt Instrument [Line Items] |
Basis spread on variable rate | 1.50%
Revolving Credit Facility | Pricing Level V | Base Rate Spread |
Debt Instrument [Line Items] |
Basis spread on variable rate | 0.50%

X
- Definition Debt Instrument, Covenant, Leverage Ratio, Maximum + References No definition available. + Details
Name: | rdnt_DebtInstrumentCovenantLeverageRatioMaximum
Namespace Prefix: | rdnt_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | instant

X
- Definition Debt Instrument, Covenant, Liquidity Ratio Required, Minimum + References No definition available. + Details
Name: | rdnt_DebtInstrumentCovenantLiquidityRatioRequiredMinimum
Namespace Prefix: | rdnt_
Data Type: | xbrli:pureItemType
Balance Type: | na
Period Type: | instant

X
- Definition Percentage points added to the reference rate to compute the variable rate on the debt instrument. + References No definition available. + Details
Name: | us-gaap_DebtInstrumentBasisSpreadOnVariableRate1
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_DebtInstrumentLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The fee, expressed as a percentage of the line of credit facility, for the line of credit facility regardless of whether the facility has been used. + References No definition available. + Details
Name: | us-gaap_LineOfCreditFacilityCommitmentFeePercentage
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition The fee, expressed as a percentage of the line of credit facility, for available but unused credit capacity under the credit facility. + References No definition available. + Details
Name: | us-gaap_LineOfCreditFacilityUnusedCapacityCommitmentFeePercentage
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | rdnt_LeverageRatioAxis=rdnt_PricingLevelIMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_DebtInstrumentAxis=rdnt_RestatedAgreementMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | rdnt_LeverageRatioAxis=rdnt_PricingLevelIIMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | rdnt_LeverageRatioAxis=rdnt_PricingLevelIIIMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | rdnt_LeverageRatioAxis=rdnt_PricingLevelIVMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | rdnt_LeverageRatioAxis=rdnt_PricingLevelVMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_CreditFacilityAxis=us-gaap_RevolvingCreditFacilityMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_VariableRateAxis=us-gaap_EurodollarMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_VariableRateAxis=us-gaap_BaseRateMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |