Employee Stock Ownership Plan ("ESOP") (Narrative) (Details)	9 Months Ended
Sep. 30, 2021
Maximum [Member]
Employee Stock Ownership Plan E S O P Disclosures [Line Items]
Percentage of 401 K contributions in cash	5.00%

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.

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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration