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Investments - Calculation of Net Unrealized Gains and Losses that Relate to Equity Securities (Details 2) $ in Thousands	9 Months Ended
	Dec. 31, 2020 USD ($)
Investments Debt And Equity Securities [Abstract]
Unrealized gains on equity securities for the nine months ended December 31, 2020	$ (1,101)
Unrealized gains on equity securities as of December 31, 2020	$ (1,101)

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- Definition

Equity securities Fv Ni unrealized gains.

+ References

No definition available.

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- Definition

Amount of unrealized gain (loss) on investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI).

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 220
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-04(3)(d))
-URI http://asc.fasb.org/extlink&oid=120400993&loc=SL114874131-224263

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 321
-SubTopic 10
-Section 50
-Paragraph 4
-URI http://asc.fasb.org/extlink&oid=120269885&loc=SL75117546-209714

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