Stockholders' Equity - Share Repurchase Program and Redeemable Common Stock - (Details) - USD ($)				3 Months Ended				6 Months Ended
	Aug. 05, 2022	Apr. 12, 2022	Oct. 26, 2018	Jun. 30, 2022	Mar. 31, 2022	Jun. 30, 2021	Mar. 31, 2021	Jun. 30, 2022
Class of Stock [Line Items]
Value of share repurchase				$ 369,375	$ 84,708	$ 289,421	$ 7,920
Class K-I Common Stock
Class of Stock [Line Items]
Shares issued price per share				$ 10.00				$ 10.00
Class K-T Common Stock
Class of Stock [Line Items]
Shares issued price per share				$ 10.00				$ 10.00
A&R SRP | Class K Common Stock
Class of Stock [Line Items]
Percentage of weighted average number of shares outstanding			5.00%
Minimum balance required to be maintained by stockholders			$ 2,000
Maximum balance of shares requested to be repurchased								100
Prior period of share repurchase								15 days
Repurchase requests period								30 days
A&R SRP | Class K-I Common Stock
Class of Stock [Line Items]
Percentage of weighted average number of shares outstanding			5.00%
Minimum balance required to be maintained by stockholders			$ 2,000
Maximum balance of shares requested to be repurchased								100
Prior period of share repurchase								15 days
Repurchase requests period								30 days
A&R SRP | Class K-T Common Stock
Class of Stock [Line Items]
Percentage of weighted average number of shares outstanding			5.00%
Minimum balance required to be maintained by stockholders			$ 2,000
Maximum balance of shares requested to be repurchased								100
Prior period of share repurchase								5 days
Repurchase requests period								2 years
Two outstanding repurchase requests | Class K Common Stock
Class of Stock [Line Items]
Repurchase of common stock (in shares)		37,500
Value of share repurchase	$ 380,036	$ 369,375
Average Price Paid per Share	$ 10.19	$ 9.85
Two outstanding repurchase requests | Class K-I Common Stock
Class of Stock [Line Items]
Repurchase of common stock (in shares)	657
Value of share repurchase	$ 6,590
Average Price Paid per Share	$ 10.03
Two outstanding repurchase requests | Class K-T Common Stock
Class of Stock [Line Items]
Repurchase of common stock (in shares)	1,000
Value of share repurchase	$ 10,290
Average Price Paid per Share	$ 10.29
Nine outstanding repurchase requests | Class K Common Stock
Class of Stock [Line Items]
Repurchase of common stock (in shares)	37,302