Name:	rbcaa_EquitySecuritiesFvNi
Namespace Prefix:	rbcaa_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Cost of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI). Excludes equity method investment and investment in equity security without readily determinable fair value.

No definition available.

Name:	rbcaa_EquitySecuritiesFvNiCost
Namespace Prefix:	rbcaa_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Amount of unrealized gain (loss) on investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

No definition available.

Name:	rbcaa_EquitySecuritiesFvNiGainLoss
Namespace Prefix:	rbcaa_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

NA.

No definition available.

Name:	rbcaa_EquitySecuritiesFvNiGainLossAbstract
Namespace Prefix:	rbcaa_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

Amount of unrealized gain on investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

No definition available.

Name:	rbcaa_EquitySecuritiesFvNiUnrealizedGain
Namespace Prefix:	rbcaa_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Amount of unrealized gain (loss) on investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

No definition available.

Name:	rbcaa_EquitySecuritiesFvNiUnrealizedGainLoss
Namespace Prefix:	rbcaa_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

Amount of unrealized loss on investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

No definition available.