DERIVATIVES (Tables)

9 Months Ended

Sep. 30, 2018

Derivative Instruments and Hedging Activities Disclosure [Abstract]

Summary of Derivative Financial Instruments and Balances

The following table details the classification and amounts recognized in the Consolidated Balance Sheets for client derivatives:

		September 30, 2018							December 31, 2017
				Estimated fair value							Estimated fair value
(Dollars in thousands)	Balance sheet classification	Notional amount		Gain		Loss			Notional amount		Gain		Loss
Client derivatives - instruments associated with loans
Matched interest rate swaps with borrower	Accrued interest and other assets	$	1,312,293	$	4,046	$	(29,240	)	$	837,040	$	7,153	$	(5,529	)
Matched interest rate swaps with counterparty	Accrued interest and other liabilities	1,312,293		29,240		(4,038		)	837,040		5,529		(7,158		)
Total		$	2,624,586	$	33,286	$	(33,278	)	$	1,674,080	$	12,682	$	(12,687	)

Disclosure by Type of Financial Instrument

The following table discloses the gross and net amounts of client derivative liabilities recognized in the Consolidated Balance Sheets:

	September 30, 2018							December 31, 2017
(Dollars in thousands)	Gross amounts of recognized liabilities		Gross amounts offset in the Consolidated Balance Sheets			Net amounts of liabilities presented in the Consolidated Balance Sheets		Gross amounts of recognized liabilities		Gross amounts offset in the Consolidated Balance Sheets		Net amounts of liabilities presented in the Consolidated Balance Sheets
Client derivatives
Matched interest rate swaps with counterparty	$	33,286	$	(4,900	)	$	28,386	$	12,687	$	2,279	$	14,966

Derivative Financial Instruments, Average Remaining Maturity and the Weighted-Average Interest Rates being Paid and Received

The following table details the derivative financial instruments, the average remaining maturities and the weighted-average interest rates being paid and received by First Financial at September 30, 2018:

							Weighted-average rate
(Dollars in thousands)	Notional amount		Average maturity (years)	Fair value			Receive		Pay
Client derivatives
Receive fixed, matched interest rate swaps with borrower	$	1,312,293	4.6	$	(25,194	)	4.62	%	4.23	%
Pay fixed, matched interest rate swaps with counterparty	1,312,293		4.6	25,202			4.23	%	4.62	%
Total client derivatives	$	2,624,586	4.6	$	8		4.42	%	4.42	%