Fair Value Measurements - Change in Our Investments (Details) - USD ($) $ in Thousands	3 Months Ended				6 Months Ended
	Jun. 30, 2024	Mar. 31, 2024	Jun. 30, 2023	Mar. 31, 2023	Jun. 30, 2024	Jun. 30, 2023
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Investment balance at beginning of period	$ 20,386	$ 17,354	$ 13,902	$ 14,286	$ 17,354	$ 14,286
Other comprehensive income (loss)	(5)	237	207	121	232	328
Investment balance at end of period	20,427	20,386	16,718	13,902	20,427	16,718
Unrealized Gain (Loss) on Investment
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Other comprehensive income (loss)	(5)	237	207	121
Equity Securities
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Purchase of investments			250			250
Unrealized gain (loss)	131		2,236		3,125	2,052
Embedded Option
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Unrealized gain (loss)	(85)		123		(284)	(198)
Convertible Note
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Unrealized gain (loss)	(5)		207		232	328
(Level 1)
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Investment balance at beginning of period	13,148	10,154	7,963	8,147	10,154	8,147
Investment balance at end of period	13,279	13,148	10,199	7,963	13,279	10,199
(Level 1) | Equity Securities
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Purchase of investments			0			0
Unrealized gain (loss)	131		2,236		3,125	2,052
(Level 1) | Embedded Option
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Unrealized gain (loss)	0		0		0	0
(Level 1) | Convertible Note
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Unrealized gain (loss)	0		0		0	0
(Level 3)
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Investment balance at beginning of period	7,238	7,200	5,939	6,139	7,200	6,139
Investment balance at end of period	7,148	$ 7,238	6,519	$ 5,939	7,148	6,519
(Level 3) | Equity Securities
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Purchase of investments			250			250
Unrealized gain (loss)	0		0		0	0
(Level 3) | Embedded Option
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Unrealized gain (loss)	$ (85)		123		$ (284)	(198)
(Level 3) | Convertible Note
Investments in and Advances to Affiliates, at Fair Value [Roll Forward]
Unrealized gain (loss)			$ 207			$ 328