Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Jun. 30, 2024	Jun. 30, 2023
Cash flow from operating activities:
Net Income (Loss)	$ 195,417	$ 256,838
Adjustments to reconcile net earnings to cash provided by operations:
Depreciation	224,313	193,475
Amortization of premiums and accretion of discounts related to investments, net	4,253	4,394
Amortization of debt issuance costs	1,550	1,456
Interest credited to policyholders	19,507	17,538
Change in allowance for losses on trade receivables	2,052	592
Proceeds from Fees Received	2,623	4,384
Net gain on sale of real and personal property	(7,768)	(55,661)
Net losses on disposal of real estate	3,104	1,021
Net (gains) losses on sales of fixed maturity securities	(2,240)	(1,914)
Net gains on equity securities	(1,326)	(2,429)
Deferred income taxes	22,927	34,108
Net change in other operating assets and liabilities:
Reinsurance recoverables and trade receivables	(39,401)	(17,435)
Inventories and parts	(6,689)	(13,395)
Prepaid expenses	(2,142)	(9,870)
Capitalization of deferred policy acquisition costs	(1,418)	(4,868)
Other assets	(12,865)	(14,341)
Related party assets	(20,724)	(3,132)
Increase (Decrease) in Accounts Payable and Accrued Liabilities	52,770	33,112
Policy benefits and losses, claims and loss expenses payable	2,095	12,098
Other policyholders' funds and liabilities	12,238	3,986
Deferred income	11,434	11,999
Related party liabilities	11,353	2,197
Net cash provided by operating activities	453,903	465,697
Cash flow from investing activities:
Increase Decrease Escrow Deposits	691	361
Purchase of:
Property, plant and equipment	(963,163)	(773,577)
Fixed maturity investments	(77,777)	(13,208)
Equity securities		(242)
Investments, other	(23,430)	(52,865)
Proceeds from sales and paydowns of:
Property, plant and equipment	146,672	193,455
Fixed maturity investments	101,568	348,604
Equity securities	11	236
Investments, other	12,110	9,290
Net cash used by investing activities	(803,318)	(288,668)
Cash flow from financing activities:
Borrowings from credit facilities	349,233	445,493
Principal repayments on credit facilities	(321,670)	(232,824)
Payment of debt issuance costs	(248)	(2,688)
Finance lease payments	(19,260)	(34,168)
Securitization deposits	99	79
Series N Non-Voting Common Stock dividends paid	(8,824)	(7,059)
Investment contract deposits	76,417	51,239
Investment contract withdrawals	(107,185)	(83,331)
Net cash provided by financing activities	(31,438)	136,741
Effects of exchange rate on cash	(530)	2,830
Increase (decrease) in cash and cash equivalents	(381,383)	316,600
Cash and cash equivalents at the beginning of period	1,534,544	2,060,524
Cash and cash equivalents at the end of period	$ 1,153,161	$ 2,377,124