Investments (Contractual Maturities) (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Apr. 01, 2023
Amortized Cost
Due in less than one year	$ 3,422
Due after one year through five years	14,269
Due after five years through ten years	250
Due after ten years	389
Mortgage-backed securities	2,254
Amortized Cost	20,584	$ 19,335
Fair Value
Due in less than one year	3,365
Due after one year through five years	13,651
Due after five years through ten years	250
Due after ten years	387
Mortgage-backed securities	2,168
Fair Value	$ 19,821	$ 18,555

Amortized cost of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 944
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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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