Leases (Tables)

12 Months Ended

Dec. 31, 2020

Leases [Abstract]

Schedule of components of lease expense and cash flow information related to leases

	At or for the		At or for the
	twelve months ended		twelve months ended
(Dollars in thousands)	December 31, 2020		December 31, 2019
Operating lease ROU assets	$	50,743	$	41,254
Operating lease liabilities	$	59,100	$	49,367
Lease Cost
Operating lease cost	$	7,725	$	7,575
Short-term lease cost		139		136
Variable lease cost		1,128		1,020
Total lease cost	$	8,992	$	8,731
Other information
Cash paid for amounts included in the measurement of lease liabilities
Operating cash flows from operating leases	$	8,316	$	8,051
Right-of-use assets obtained in exchange for new operating lease liabilities	$	5,484	$	1,576
Right-of-use assets obtained in acquisition	$	9,993	$	—
Weighted-average remaining lease term-operating leases		8.3 years		7.5 years
Weighted average discount rate-operating leases		3.2%		3.8%

Schedule of Minimum annual rental payments for Bank facilities due under non-cancelable leases

	Minimum Rental
	(In thousands)
Years ended December 31:
2021	$	8,757
2022		8,871
2023		9,006
2024		8,847
2025		8,212
Thereafter		23,547
Total minimum payments required		67,240
Less: implied interest		8,140
Total lease obligations	$	59,100

Schedule of Minimum annual rental payments for 2019 Bank facilities due under non-cancelable leases

	Minimum Rental
	(In thousands)
Years ended December 31:
2020	$	8,113
2021		7,675
2022		7,260
2023		7,397
2024		7,425
Thereafter		19,148
Total minimum payments required		57,018
Less: implied interest		7,651
Total lease obligations	$	49,367