Borrowings - Additional Information (Details) - USD ($)							3 Months Ended
	Apr. 13, 2023	Dec. 07, 2022	Aug. 31, 2022	Jul. 28, 2022	Dec. 10, 2021	May 31, 2019	Mar. 31, 2024	Mar. 31, 2023	Dec. 31, 2023	Feb. 10, 2022
Debt Instrument [Line Items]
Unamortized deferred debt costs							$ 8,336,000		$ 9,172,000
Weighted Average
Debt Instrument [Line Items]
Weighted average effective interest rate							8.55%	7.80%
Weighted average outstanding principal Credit Facility balance							$ 234,900,000	$ 333,200,000
Credit Facility
Debt Instrument [Line Items]
Debt instrument principal amount						$ 100,000,000	$ 550,000,000
Expiration date							Apr. 20, 2026
Line of credit facility stated maturity date							Apr. 20, 2025
Line of credit facility, amortization period							1 year
Credit Facility | Maximum
Debt Instrument [Line Items]
Total Commitment							$ 600,000,000
Variable advance rate						65.00%
Unused commitment fees percentage						1.00%
Credit Facility | Maximum | SOFR
Debt Instrument [Line Items]
Applicable margin rate							3.35%
Credit Facility | Minimum
Debt Instrument [Line Items]
Unused commitment fees percentage						0.25%
Credit Facility | Minimum | SOFR
Debt Instrument [Line Items]
Applicable margin rate							2.95%
2026 Notes | Long-Term Debt
Debt Instrument [Line Items]
Debt instrument principal amount	$ 25,000,000				$ 70,000,000
Debt instrument, interest rate stated percentage	8.54%				4.25%
Debt instrument, interest rate increase percentage					1.00%
2026 Notes | Long-Term Debt | Debt Instrument Initial Issuance Closed on December 10, 2021
Debt Instrument [Line Items]
Debt instrument principal amount					$ 20,000,000
Debt instrument, description							The December 2026 Notes were issued in two closings: the initial issuance of $20.0 million closed on December 10, 2021 and the second issuance of $50.0 million closed on February 10, 2022.
2026 Notes | Long-Term Debt | Debt Instrument Second and Final Issuance Closed on February 10, 2022
Debt Instrument [Line Items]
Debt instrument principal amount										$ 50,000,000
December 2026 Notes | Long-Term Debt
Debt Instrument [Line Items]
Debt instrument, interest rate stated percentage					4.25%
Debt instrument due date					Dec. 10, 2026
Aggregate offering costs including underwriter's discounts and commissions					$ 1,000,000
Unamortized deferred debt costs							$ 500,000		600,000
Line of credit facility, interest rate description							Interest on the December 2026 Notes will be due semiannually in arrears on June 10 and December 10 of each year, commencing on June 10, 2022
Debt instrument, frequency of periodic payment							semiannually
April 2026 Notes | Long-Term Debt
Debt Instrument [Line Items]
Debt instrument, interest rate stated percentage	8.54%
Debt instrument due date	Apr. 13, 2026
Aggregate offering costs including underwriter's discounts and commissions	$ 400,000
Unamortized deferred debt costs							$ 200,000		300,000
Line of credit facility, interest rate description							Interest on the April 2026 Notes will be due semiannually in arrears on April 13 and October 13 of each year, commencing on October 13, 2023.
Debt instrument, frequency of periodic payment							semiannually
July 2027 Notes | Long-Term Debt
Debt Instrument [Line Items]
Debt instrument principal amount				$ 80,500,000
Debt instrument, interest rate stated percentage				7.50%
Debt instrument due date				Jul. 28, 2027
Aggregate offering costs including underwriter's discounts and commissions				$ 2,700,000
Unamortized deferred debt costs							$ 1,800,000		1,900,000
Line of credit facility, interest rate description							Interest on the 2027 Notes will be due quarterly in arrears on March 1, June 1, September 1 and December 1 of each year, commencing September 1, 2022
Debt instrument, frequency of periodic payment							quarterly
Debt instrument redemption description							The July 2027 Notes may be redeemed in whole or in part at any time or from time to time at the Company’s option on or after July 28, 2024, at a redemption price of $25 per July 2027 Note plus accrued and unpaid interest payments otherwise payable for the then-current quarterly interest period accrued to the date fixed for redemption
Debt instrument, redemption price per share				$ 25
August 2027 Notes | Long-Term Debt
Debt Instrument [Line Items]
Debt instrument principal amount			$ 20,000,000
Debt instrument, interest rate stated percentage			7.00%
Debt instrument due date			Aug. 31, 2027
Aggregate offering costs including underwriter's discounts and commissions			$ 700,000
Unamortized deferred debt costs							$ 500,000		500,000
Line of credit facility, interest rate description							Interest on the August 2027 Notes will be due semiannually in arrears on February 15 and August 15 of each year, commencing on February 15, 2023
Debt instrument, frequency of periodic payment							semiannually
December 2027 Notes | Long-Term Debt
Debt Instrument [Line Items]
Debt instrument principal amount		$ 51,750,000
Debt instrument, interest rate stated percentage		8.00%
Debt instrument due date		Dec. 28, 2027
Aggregate offering costs including underwriter's discounts and commissions		$ 1,800,000
Unamortized deferred debt costs							$ 1,400,000		$ 1,500,000
Line of credit facility, interest rate description							Interest on the December 2027 Notes will be due quarterly in arrears on March 1, June 1, September 1, and December 1 of each year, commencing March 1, 2023.
Debt instrument, frequency of periodic payment							quarterly
Debt instrument redemption description							The December 2027 Notes may be redeemed in whole or in part at any time or from time to time at the Company's option on or after December 31, 2024, at a redemption price of $25 per December 2027 Note plus accrued and unpaid interest payments otherwise payable for the then-current quarterly interest period accrued to the date fixed for redemption.
Debt instrument, redemption price per share		$ 25