Derivative Financial Instruments (Tables)

9 Months Ended

Sep. 30, 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
September 30, 2021
Interest rate swap contracts	$	1,117,657	Other assets	$	28,368	Other liabilities	$	28,975
Loan commitments	30,800		Mortgages held for sale	783		N/A	—
Forward contracts - mortgage loan	48,000		Mortgages held for sale	222		N/A	—
Total	$	1,196,457		$	29,373		$	28,975
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 September 30,				Nine Months Ended September 30,
(Dollars in thousands)	Statement of Income classification	2021		2020		2021		2020
Interest rate swap contracts	Other expense	$	101	$	50	$	420	$	(583)
Interest rate swap contracts	Other income	69		23		307		560
Loan commitments	Mortgage banking	(75)		1,406		(704)		2,292
Forward contracts - mortgage loan	Mortgage banking	246		26		512		(37)
Total		$	341	$	1,505	$	535	$	2,232

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
September 30, 2021
Interest rate swaps	$	32,806	$	4,438	$	28,368	$	—	$	—	$	28,368
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
September 30, 2021
Interest rate swaps	$	33,413	$	4,438	$	28,975	$	28,168	$	—	$	807
Repurchase agreements	210,275		—		210,275		210,275		—		—
Total	$	243,688	$	4,438	$	239,250	$	238,443	$	—	$	807
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