Consolidated Statements of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018
OPERATING ACTIVITIES
NET CASH PROVIDED BY OPERATING ACTIVITIES	$ 148,095	$ 122,291
INVESTING ACTIVITIES
Net (increase) decrease in loans held for investment	(84,688)	52,411
Available-for-sale debt securities:
Proceeds from sales	125,239	82,134
Proceeds from maturities, prepayments and calls	287,515	188,020
Purchases of securities	(384,890)	(688,020)
Held-to-maturity debt securities:
Proceeds from maturities, prepayments and calls	112,182	51,973
Purchases of securities	(15,005)	(66,058)
Equity securities:
Proceeds from sales	3,567	1,511
Proceeds from bank-owned life insurance		4,772
Purchases of premises and equipment – net	(8,342)	(2,400)
Net cash received from acquisitions		278,654
Sale of portfolio loans- net		12,996
Net cash provided by (used in) investing activities	35,578	(84,007)
FINANCING ACTIVITIES
Decrease in deposits	(165,800)	(20,443)
Proceeds from Federal Home Loan Bank borrowings	470,000	575,000
Repayment of Federal Home Loan Bank borrowings	(363,313)	(447,381)
Increase in other short-term borrowings	5,725	90,043
Principal repayments of finance lease obligations	(300)	(278)
Increase (decrease) in federal funds purchased	29,000	(25,000)
Repayment of junior subordinated debt	(33,506)	(17,519)
Dividends paid to common shareholders	(49,656)	(37,751)
Issuance of common stock	71	1,578
Treasury shares sold - net	(747)	(425)
Net cash (used in) provided by financing activities	(108,526)	117,824
Net increase in cash and cash equivalents	75,147	156,108
Cash and cash equivalents at beginning of the period	169,186	117,572
Cash and cash equivalents at end of the period	244,333	273,680
SUPPLEMENTAL DISCLOSURES
Interest paid on deposits and other borrowings	63,300	46,524
Income taxes paid	27,015	13,050
Transfers of loans to other real estate owned	684	393
Transfers of loans to held for sale		12,996
Transfer of held-to-maturity debt securities to available-for-sale debt securities	67,393
Right of use assets obtained in exchange for lease obligations	$ 19,827
First Sentry Bancshares, Inc. [Member]
SUPPLEMENTAL DISCLOSURES
Non-cash transactions related to acquisition		107,347
Farmers Capital Bank Corporation [Member]
SUPPLEMENTAL DISCLOSURES
Non-cash transactions related to acquisition		$ 391,267