Stockholders' Equity - Narrative (Details) - USD ($)		3 Months Ended		9 Months Ended		12 Months Ended
	Oct. 31, 2025	Sep. 30, 2025	Sep. 30, 2024	Sep. 30, 2025	Sep. 30, 2024	Dec. 31, 2024	Jun. 30, 2025	Jun. 30, 2024	Mar. 01, 2024	Dec. 31, 2023
Class of Stock [Line Items]
Preferred stock, authorized (in shares)		50,000,000		50,000,000
Preferred stock, par value (in dollars per share)		$ 0.001		$ 0.001
Common stock, par value (in dollars per share)		$ 0.001	$ 0.001	$ 0.001	$ 0.001	$ 0.001				$ 0.001
Preferred stock, issued (in shares)		0		0
Class A Stock
Class of Stock [Line Items]
Common stock, authorized (in shares)		50,000,000		50,000,000		50,000,000
Common stock, par value (in dollars per share)		$ 0.001		$ 0.001
Common stock, issued (in shares)		10,420,884		10,420,884		10,231,736
Common stock, outstanding (in shares)		10,420,884	10,231,736	10,420,884	10,231,736	10,231,736	10,418,259	10,227,845	10,357,376	10,186,783
Stock repurchased and cancellation (in shares)		0	5,981	11,385	243,806
Class A Stock | Subsequent Event
Class of Stock [Line Items]
Quarterly dividend payable amount per share (in dollars per share)	$ 0.18
Class A Stock | New Program
Class of Stock [Line Items]
Stock repurchased and cancellation (in shares)		0	5,981	11,385	243,806
Total consideration for repurchase of stock			$ 294,862	$ 670,310	$ 9,600,000
Stock repurchased (in dollars per share)			$ 49.30	$ 58.88	$ 39.39
Remaining amount authorized for repurchase (in shares)		486,508		486,508						223,699
Class A Stock | Share Repurchase Program, March (2024)
Class of Stock [Line Items]
Repurchase of class A common stock (in shares)									518,000
Shares repurchased as a percent of shares outstanding (as a percent)									5.00%
Stock repurchased and cancellation (in shares)						243,806
Total consideration for repurchase of stock						$ 9,600,000
Remaining amount authorized for repurchase (in shares)						497,893
Stock repurchased and retired during period, per share (in dollars per share)						$ 39.39
Class B Stock
Class of Stock [Line Items]
Common stock, authorized (in shares)		99,665		99,665		99,665
Common stock, par value (in dollars per share)		$ 0.001		$ 0.001
Common stock, issued (in shares)		99,665		99,665		99,665
Common stock, outstanding (in shares)		99,665		99,665		99,665
Class B Stock | Subsequent Event
Class of Stock [Line Items]
Quarterly dividend payable amount per share (in dollars per share)	$ 0.18