Investments in Affiliates (Tables)

3 Months Ended

Mar. 31, 2021

Investments In And Advances To Affiliates Schedule Of Investments [Abstract]

Summary of Transactions in, and Earnings from, Investments in Affiliates

The following is a summary of the transactions in, and earnings from, investments in affiliates for the three months ended March 31, 2021.

	Value 12/31/2020		Purchases at Cost		Proceeds from Sales			Change in Unrealized Appreciation (Depreciation)		Realized Gain (Loss)		Value 03/31/2021		Dividend Income
Investments in Affiliated Money    Market Funds:
Invesco Government & Agency    Portfolio, Institutional    Class	$	4,970,177	$	21,468,854	$	(12,772,843	)	$	—	$	—	$	13,666,188	$	562

The following is a summary of the transactions in, and earnings from, investments in affiliates for the three months ended

March 31, 2020.

	Value 12/31/2019		Purchases at Cost		Proceeds from Sales			Change in Unrealized Appreciation (Depreciation)		Realized Gain (Loss)		Value 03/31/2020		Dividend Income
Investments in Affiliated Money    Market Funds:
Invesco Premier U.S. Government    Money Portfolio, Institutional    Class	$	6,356,398	$	7,288,266	$	(8,729,825	)	$	—	$	—	$	4,914,839	$	22,426