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Investments in Securities	3 Months Ended
Investments in Securities	Jun. 30, 2019
Investments, Debt and Equity Securities [Abstract]
Investments in Securities	Investments in Securities As of June 30, 2019, the Company had a gross unrealized gain aggregating to $319,000 and gross unrealized losses aggregating to $268,000, which are included in the Consolidated Statement of Income. All investments in marketable securities are priced using publicly quoted market prices and are considered Level 1 fair value measurements.