PARENT COMPANY CONDENSED FINANCIAL INFORMATION - CASH FLOWS (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
STATEMENTS OF CASH FLOWS
Net income	$ 91,699	$ 77,852	$ 45,632
Adjustments to reconcile net income to net cash provided by operating activities:
Accretion of investment security	(120)	97	245
Change in other assets	(8,677)	2,822	730
Change in other liabilities	(3,138)	7,368	2,850
Net cash provided by operating activities	97,245	119,213	77,777
Investing activities:
Net cash used in investing activities	(427,266)	(121,535)	(287,113)
Financing activities:
Common Stock repurchases	(1,418)	(827)	(1,048)
Net proceeds from Class A Common Stock purchased through employee stock purchase plan	494	230
Net proceeds from Class A Common Stock options exercised	(191)	83	68
Cash dividends paid	(21,377)	(19,497)	(17,656)
Net cash provided by financing activities	363,850	54,445	219,378
NET CHANGE IN CASH AND CASH EQUIVALENTS	33,829	52,123	10,042
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD	351,474	299,351	289,309
CASH AND CASH EQUIVALENTS AT END OF PERIOD	385,303	351,474	299,351
Republic Bancorp, Inc.
STATEMENTS OF CASH FLOWS
Net income	91,699	77,852	45,632
Adjustments to reconcile net income to net cash provided by operating activities:
Accretion of investment security	(42)	(40)	(44)
Equity in undistributed net income of subsidiaries	(68,064)	(56,820)	(26,710)
Director deferred compensation - Parent Company	139	117	108
Change in other assets	(25)	605	1,215
Change in other liabilities	842	(976)	1,623
Net cash provided by operating activities	24,549	20,738	21,824
Investing activities:
Investment in subsidiary bank	(494)	(230)
Net cash used in investing activities	(494)	(230)
Financing activities:
Common Stock repurchases	(1,418)	(827)	(1,048)
Net proceeds from Class A Common Stock purchased through employee stock purchase plan	494	230
Net proceeds from Class A Common Stock options exercised	(191)	83	68
Cash dividends paid	(21,377)	(19,497)	(17,656)
Net cash provided by financing activities	(22,492)	(20,011)	(18,636)
NET CHANGE IN CASH AND CASH EQUIVALENTS	1,563	497	3,188
CASH AND CASH EQUIVALENTS AT BEGINNING OF PERIOD	99,440	98,943	95,755
CASH AND CASH EQUIVALENTS AT END OF PERIOD	$ 101,003	$ 99,440	$ 98,943