Consolidated Statements of Income - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
INTEREST INCOME
Loans, including fees	$ 22,818	$ 20,700	$ 20,078
Securities:
Taxable	3,756	3,835	3,264
Tax-exempt	1,455	1,437	1,163
Dividends	97	78	67
Other interest income	760	372	522
Total interest income	28,886	26,422	25,094
INTEREST EXPENSE
Deposits	1,590	1,374	1,763
Advances from Federal Home Loan Bank	21	18
Total interest expense	1,611	1,392	1,763
Net interest income	27,275	25,030	23,331
Provision for loan losses	1,168	915	645
Net interest income after provision for loan losses	26,107	24,115	22,686
NONINTEREST INCOME
Noninterest income, financial service	5,255	4,966	4,463
Gain (loss) on sale of available for sale securities	(95)	54	176
Gain on sale of loans	1,100	1,385	1,179
Unrealized loss on equity securities	(207)
Impairment loss on tax credit investment	(270)
Increase in cash value of life insurance	227	197	184
Other income	286	219	285
Total noninterest income	6,168	6,698	6,169
NONINTEREST EXPENSE
Compensation and benefits	11,749	11,215	10,498
Occupancy and equipment	1,660	1,543	1,640
Data processing	3,078	2,727	2,441
Professional fees	791	675	830
Advertising	333	334	313
Net loss on foreclosed real estate	476	316	144
Other expenses	3,528	3,448	3,589
Total noninterest expense	21,615	20,258	19,455
Income before income taxes	10,660	10,555	9,400
Income tax expense	1,394	3,103	2,523
Net Income	9,266	7,452	6,877
Less net income attributable to the noncontrolling interest in subsidiary	13	13	13
Net Income Attributable to First Capital, Inc.	$ 9,253	$ 7,439	$ 6,864
Earnings per common share attributable to First Capital, Inc.:
Basic (in dollars per share)	$ 2.78	$ 2.24	$ 2.05
Diluted (in dollars per share)	2.77	2.23	2.05
Dividends per share on common shares (in dollars per share)	$ 0.92	$ 0.86	$ 0.84
Deposit Account [Member]
NONINTEREST INCOME
Noninterest income, financial service	$ 2,177	$ 2,098	$ 1,764
ATM and Debit Card Fees [Member]
NONINTEREST INCOME
Noninterest income, financial service	2,564	2,329	2,197
Investment Advisory, Management and Administrative Service [Member]
NONINTEREST INCOME
Noninterest income, financial service	$ 386	$ 416	$ 384