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Commitments
9 Months Ended
Sep. 30, 2019
Commitments and Contingencies Disclosure [Abstract]  
Commitments
Investment Commitments

From time to time, the Company has outstanding commitments to purchase investments and/or commitments to lend funds under bridge loans. Such unfunded commitments were $198.3 million and $145.4 million at September 30, 2019 and December 31, 2018, respectively.