Balance Sheet Offsetting (Tables)

12 Months Ended

Dec. 31, 2020

Offsetting [Abstract]

Offsetting Assets and Liabilities

Financial instruments that are eligible for offset in the consolidated statements of financial condition as of December 31, 2020 are presented in the table below:

	December 31, 2020
							Gross Amounts Not Offset in the Consolidated Balance Sheets
	Gross Amounts Recognized in the Consolidated Balance Sheets		Gross Amounts Offset in the Consolidated Balance Sheets		Net Amounts Presented in the Consolidated Balance Sheets		Financial Instruments		Cash Collateral (1)		Net Amount
	(Dollars in thousands)
Financial assets:
Derivatives not designated as hedging instruments	$	12,053	$	—	$	12,053	$	—	$	—	$	12,053
Total	$	12,053	$	—	$	12,053	$	—	$	—	$	12,053
Financial liabilities:
Derivatives not designated as hedging instruments	$	12,066	$	—	$	12,066	$	(6,140)	$	(5,926)	$	—
Total	$	12,066	$	—	$	12,066	$	(6,140)	$	(5,926)	$	—
(1) Represents cash collateral held with counterparty bank.

	December 31, 2019
							Gross Amounts Not Offset in the Consolidated Balance Sheets
	Gross Amounts Recognized in the Consolidated Balance Sheets		Gross Amounts Offset in the Consolidated Balance Sheets		Net Amounts Presented in the Consolidated Balance Sheets		Financial Instruments		Cash Collateral (1)		Net Amount
	(Dollars in thousands)
Financial assets:
Derivatives not designated as hedging instruments	$	2,103	$	—	$	2,103	$	—	$	—	$	2,103
Total	$	2,103	$	—	$	2,103	$	—	$	—	$	2,103
Financial liabilities:
Derivatives not designated as hedging instruments	$	2,107	$	(4)	$	2,103	$	—	$	(1,678)	$	425
Total	$	2,107	$	(4)	$	2,103	$	—	$	(1,678)	$	425
(1) Represents cash collateral held with counterparty bank.