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Note 14 - Copyright Fees	12 Months Ended
	Apr. 30, 2021
Notes to Financial Statements
Copyright Data Fees [Text Block]	Note 14 - Copyright Fees: During the twelve months ended April 30, 2021, copyright fees of $12,763,000 were 0.7% above fiscal 2020.   During the twelve months ended April 30, 2020, copyright fees of $12,671,000 were 70.4% above fiscal 2019.   As of April 30, 2021, total third party sponsored assets were $11.6 billion, as compared to $8.6 billion in assets at April 30, 2020.

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Represents the information about copyright data fees.

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