Derivative Financial Instruments (Tables)

3 Months Ended

Mar. 31, 2021

Derivative Instruments and Hedging Activities Disclosure [Abstract]

Schedule of amounts of non-hedging derivative financial instruments

The following table shows the amounts of non-hedging derivative financial instruments.

			Asset derivatives			Liability derivatives
(Dollars in thousands)	Notional or contractual amount		Statement of Financial Condition classification	Fair value		Statement of Financial Condition classification	Fair value
March 31, 2021
Interest rate swap contracts	$	1,158,793	Other assets	$	31,311	Other liabilities	$	32,005
Loan commitments	22,010		Mortgages held for sale	789		N/A	—
Forward contracts - mortgage loan	23,000		Mortgages held for sale	287		N/A	—
Total	$	1,203,803		$	32,387		$	32,005
December 31, 2020
Interest rate swap contracts	$	1,155,252	Other assets	$	46,654	Other liabilities	$	47,681
Loan commitments	32,588		Mortgages held for sale	1,487		N/A	—
Forward contracts - mortgage loan	38,310		N/A	—		Mortgages held for sale	290
Total	$	1,226,150		$	48,141		$	47,971

Schedule of amounts included in the consolidated statements of income for non-hedging derivative financial instruments

The following table shows the amounts included in the Consolidated Statements of Income for non-hedging derivative financial instruments.

		Gain (loss)
		Three Months Ended March 31,
(Dollars in thousands)	Statement of Income classification	2021		2020
Interest rate swap contracts	Other expense	$	333	$	(519)
Interest rate swap contracts	Other income	86		91
Loan commitments	Mortgage banking	(698)		1,196
Forward contracts - mortgage loan	Mortgage banking	577		(320)
Total		$	298	$	448

Schedule of offsetting of financial assets and derivative assets

The following table shows the offsetting of financial assets and derivative assets.

							Gross Amounts Not Offset in the Statement of Financial Condition
(Dollars in thousands)	Gross Amounts of Recognized Assets		Gross Amounts Offset in the Statement of Financial Condition		Net Amounts of Assets Presented in the Statement of Financial Condition		Financial Instruments		Cash Collateral Received		Net Amount
March 31, 2021
Interest rate swaps	$	35,034	$	3,723	$	31,311	$	—	$	—	$	31,311
December 31, 2020
Interest rate swaps	$	52,872	$	6,218	$	46,654	$	—	$	—	$	46,654

Schedule of offsetting of financial liabilities and derivative liabilities

The following table shows the offsetting of financial liabilities and derivative liabilities.

							Gross Amounts Not Offset in the Statement of Financial Condition
(Dollars in thousands)	Gross Amounts of Recognized Liabilities		Gross Amounts Offset in the Statement of Financial Condition		Net Amounts of Liabilities Presented in the Statement of Financial Condition		Financial Instruments		Cash Collateral Pledged		Net Amount
March 31, 2021
Interest rate swaps	$	35,728	$	3,723	$	32,005	$	32,090	$	—	$	(85)
Repurchase agreements	173,302		—		173,302		173,302		—		—
Total	$	209,030	$	3,723	$	205,307	$	205,392	$	—	$	(85)
December 31, 2020
Interest rate swaps	$	53,899	$	6,218	$	47,681	$	46,978	$	—	$	703
Repurchase agreements	143,564		—		143,564		143,564		—		—
Total	$	197,463	$	6,218	$	191,245	$	190,542	$	—	$	703