Note 3 - Summary of Significant Accounting Policies - Stock Units Activity (Details) - Stock Unit [Member] - $ / shares	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
The 2014 Republic First Bancorp, Inc. Equity Incentive Plan [Member]
Beginning balance, number of units (in shares)	1,013,442	524,863	516,513	0
Beginning balance, weighted average grant date fair value (in dollars per share)	$ 4.66	$ 3.35	$ 3.36	$ 0
Granted, number of units (in shares)	0	2,500	714,167	532,513
Granted, weighted average grant date fair value (in dollars per share)	$ 0	$ 3.45	$ 5.16	$ 3.35
Vested, number of units (in shares)	(104)	0	(176,579)	0
Vested, weighted average grant date fair value (in dollars per share)	$ 3.42	$ 0	$ 3.42	$ 0
Forfeited, number of units (in shares)	(70,011)	(3,300)	(110,774)	(8.450)
Forfeited, weighted average grant date fair value (in dollars per share)	$ 5.14	$ 3.34	$ 4.69	$ 3.34
Ending balance, number of units (in shares)	943,327	524,063	943,327	524,063
Ending balance, weighted average grant date fair value (in dollars per share)	$ 4.60	$ 3.35	$ 4.60	$ 3.35
The 2021 Republic First Bancorp, Inc. Equity Incentive Plan [Member]
Beginning balance, number of units (in shares)	0		0
Beginning balance, weighted average grant date fair value (in dollars per share)	$ 0		$ 0
Granted, number of units (in shares)	41,400		41,400
Granted, weighted average grant date fair value (in dollars per share)	$ 3.59		$ 3.59
Vested, number of units (in shares)	0		0
Vested, weighted average grant date fair value (in dollars per share)	$ 0		$ 0
Forfeited, number of units (in shares)	(500)		(500)
Forfeited, weighted average grant date fair value (in dollars per share)	$ 3.59		$ 3.59
Ending balance, number of units (in shares)	40,900	0	40,900	0
Ending balance, weighted average grant date fair value (in dollars per share)	$ 3.59		$ 3.59