Consolidated Statement of Cash Flows - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021
Statement of Cash Flows [Abstract]
Net Income (Loss) Available to Common Stockholders, Basic	$ (35,387)	$ (28,488)
Adjustments to Reconcile Net Income (Loss) to Cash Provided by (Used in) Operating Activities [Abstract]
Depreciation, Depletion and Amortization	8,024	9,195
Share-based Payment Arrangement, Noncash Expense	24,826	21,418
Other Operating Income (Expense), Net	28	(931)
Increase (Decrease) in Operating Assets [Abstract]
Increase (Decrease) in Accounts Receivable	(58,948)	(58,773)
Increase (Decrease) in Prepaid Expense and Other Assets	(4,420)	(1,922)
Increase (Decrease) in Accounts Payable and Accrued Liabilities	748	4,353
Increase (Decrease) in Claims Reserve and Loss Adjustment	63	9,854
Increase (Decrease) in Unearned Premiums	56,047	47,596
Net Cash Provided by (Used in) Operating Activities	(9,019)	2,302
Net Cash Provided by (Used in) Investing Activities [Abstract]
Payments to Acquire Held-to-maturity Securities	(125,660)	(62,288)
Maturities of Investment Securities	104,492	39,066
Payments to Acquire Businesses, Net of Cash Acquired	(2,755)	0
Payments to Acquire Property, Plant, and Equipment	(11,610)	(8,537)
Payments for (Proceeds from) Other Investing Activities	(1,431)	(48)
Net Cash Provided by (Used in) Investing Activities	(36,964)	(31,807)
Net Cash Provided by (Used in) Financing Activities [Abstract]
Proceeds from Issuance of Debt	54,312	0
Repayments of Debt	(300)	0
Payments for Repurchase of Common Stock	(5,755)	0
Proceeds from Stock Options Exercised	1,584	3,056
Payment, Tax Withholding, Share-based Payment Arrangement	(3,780)	(3,730)
Net Cash Provided by (Used in) Financing Activities	46,061	(674)
Effect of Exchange Rate on Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents	(1,964)	(53)
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Period Increase (Decrease), Including Exchange Rate Effect	(1,886)	(30,232)
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Beginning Balance	100,869	146,197
Cash, Cash Equivalents, Restricted Cash and Restricted Cash Equivalents, Ending Balance	98,983	115,965
Supplemental Cash Flow Information [Abstract]
Capital Expenditures Incurred but Not yet Paid	$ 1,838	$ 537