Amount of expenses associated with exit or disposal activities pursuant to an authorized plan. Excludes expenses related to a discontinued operation or an asset retirement obligation.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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-Name Accounting Standards Codification
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Reference 4: http://www.xbrl.org/2003/role/disclosureRef
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-Name Accounting Standards Codification
-Topic 420
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Name:	us-gaap_RestructuringCharges
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Restructuring Charges - Additional Information (Details) $ in Thousands		3 Months Ended	12 Months Ended
	Sep. 03, 2021 Branch EmploymentPosition	Sep. 30, 2021 Branch	Dec. 31, 2021 USD ($) Employee	Mar. 31, 2022 USD ($)	Dec. 31, 2020 Employee
Restructuring Cost And Reserve [Line Items]
Number of full time employees \| Employee			8		81
ALC [Member]
Restructuring Cost And Reserve [Line Items]
Number of office closed \| Branch	20	20
Number of full-time employment positions eliminated \| EmploymentPosition	56
Pre-tax charges of restructuring			$ 904
ALC [Member] \| Scenario Forecast [Member]
Restructuring Cost And Reserve [Line Items]
Restructuring charges expects to incur				$ 100