CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jun. 30, 2025	Dec. 31, 2024
Current assets
Cash and cash equivalents	$ 188,648	$ 194,543
Investment securities, available-for-sale (Amortized cost: 2025: $11,161; 2024: $27,153)	10,856	26,997
Investment securities, held-to-maturity (Fair value: 2025: $1,766; 2024: $15)	1,768	15
Accrued retrospective premiums	84,454	41,253
Healthcare receivables	46,893	51,539
Prepaid expenses	15,252	13,174
Other assets, current	15,068	15,603
Total current assets	362,939	343,124
Investment securities, available-for-sale (Amortized cost: 2025: $174,988; 2024: $203,147)	175,470	201,719
Investment securities, held-to-maturity (Fair value: 2025: $12,370; 2024: $13,913)	12,526	14,343
Property and equipment, net	5,201	5,307
Other intangible assets	2,990	2,990
Other assets, non-current	15,861	13,259
Total assets	574,987	580,742
Current liabilities
Unpaid claims	139,660	156,396
Accounts payable and accrued expenses	33,951	34,564
Accrued salaries and benefits	25,184	19,090
Other liabilities, current	3,153	3,466
Total current liabilities	201,948	213,516
Other liabilities, non-current	28,860	26,083
Total liabilities	230,808	239,599
Commitments and Contingencies (Note 12)
Stockholders' equity
Additional paid-in capital	2,630,021	2,576,471
Accumulated other comprehensive income (loss)	177	(1,584)
Accumulated deficit	(2,214,655)	(2,202,803)
Less: Treasury stock, at cost; 28,132,383 and 18,752,947 shares held at June 30, 2025 and December 31, 2024, respectively	(71,415)	(30,991)
Total stockholders' equity	344,179	341,143
Total liabilities and stockholders' equity	574,987	580,742
Common Class A
Stockholders' equity
Common stock, value	42	41
Common Class B
Stockholders' equity
Common stock, value	$ 9	$ 9