Equity impact of the value of stock that has been repurchased during the period and has not been retired and is not held in treasury. Some state laws may mandate the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.

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Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
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Name:	us-gaap_StockRepurchasedDuringPeriodValue
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Stock Plans (Detail Textuals) - USD ($) shares in Thousands	3 Months Ended
Stock Plans (Detail Textuals) - USD ($) shares in Thousands	Jun. 30, 2022	Jun. 30, 2021	Aug. 31, 2019	May 31, 2019
Equity Class Of Treasury Stock [Line Items]
Number of shares repurchased	205	60
Aggregate cost of shares repurchased	$ 2,138,000	$ 665,000
New Stock Repurchase Program \| Common Stock
Equity Class Of Treasury Stock [Line Items]
Stock repurchase program, authorized amount			$ 1,000,000.0	$ 8,000,000.0