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CONSOLIDATED STATEMENTS OF ASSETS AND LIABILITIES (Parenthetical) - USD ($) $ in Thousands | Mar. 31, 2023 | Sep. 30, 2022
--- | --- | ---
Investment owned, at cost | $ 696,031 |  | $ 656,053 |
Line of credit outstanding, at cost | 152,600 |  | 141,800 |
Notes payable, net of unamortized deferred financing costs | $ 2,186 |  | $ 2,393 |
Common stock, par value (in USD per share) | $ 0.001 |  | $ 0.001 |
Common stock, shares authorized (in shares) | 44,560,000 |  | 44,560,000 |
Common stock, shares, issued (In shares) | 37,185,569 |  | 34,734,796 |
Common stock, shares, outstanding (in shares) | 37,185,569 |  | 34,734,796 |
Non-Control/Non-Affiliate investments |  |  |  |
Investment owned, at cost | $ 611,746 | [1] | $ 571,736 | [2]
Affiliate investments |  |  |  |
Investment owned, at cost | 50,186 |  | 49,412 |
Control investments |  |  |  |
Investment owned, at cost | $ 34,099 | [3] | $ 34,905 | [4]
[1] | Non-Control/Non-Affiliate investments, as defined by the 1940 Act, are those that are neither Control nor Affiliate investments and in which we own less than 5.0% of the issued and outstanding voting securities.
[2] | Non-Control/Non-Affiliate investments, as defined by the 1940 Act, are those that are neither Control nor Affiliate investments and in which we own less than 5.0% of the issued and outstanding voting securities.
[3] | Control investments, as defined by the 1940 Act, are those where we have the power to exercise a controlling influence over the management or policies of the portfolio company, which may include owning, with the power to vote, more than 25.0% of the issued and outstanding voting securities.
[4] | Control investments, as defined by the 1940 Act, are those where we have the power to exercise a controlling influence over the management or policies of the portfolio company, which may include owning, with the power to vote, more than 25.0% of the issued and outstanding voting securities.

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