Condensed Consolidated Statements of Cash Flows - USD ($) $ in Thousands	3 Months Ended
	Jun. 30, 2023	Jun. 30, 2022
Cash flow from operating activities:
Net earnings	$ 256,838	$ 338,345
Adjustments to reconcile net earnings to cash provided by operations:
Depreciation	193,475	178,144
Amortization of deferred policy acquisition costs	8,045	7,672
Amortization of premiums and accretion of discounts related to investments, inc	4,394	4,929
Amortization of debt issuance costs	1,456	1,473
Interest credited to policyholders	17,538	15,157
Change in allowance for losses on trade receivables	592	(6,151)
Change in allowance for inventory reserves	(327)	4,646
Net gain on sale of real and personal property	(55,661)	(64,348)
Net losses on disposal of real estate	1,021	2,307
Net (gain) loss on sale of investments	(1,914)	268
Net (gain) losses equity investments	(2,429)	1,551
Deferred income tax	34,108	63,493
Net change in other operating assets and liabilities:
Reinsurance recoverables and trade receivables	(17,435)	15,894
Inventories	(13,068)	(10,347)
Prepaid expenses	9,870	4,935
Capitalization of deferred policy acquisition costs	(3,177)	(7,398)
Other assets	(9,957)	1,935
Related party assets	3,132	484
Accounts payable and accrued expenses	33,112	74,676
Policy benefits and losses, claims and loss expenses payable	(12,098)	6,043
Other policyholders' funds and liabilities	3,986	1,187
Deferred income	11,999	14,448
Related party liabilities	2,197	2,028
Net cash provided by operating activities	465,697	651,371
Cash flow from investing activities:
Escrow deposits	(361)	4,789
Purchase of:
Property, plant and equipment	(773,577)	(646,137)
Short term investments	(9,957)	(22,017)
Fixed maturity investments	(3,251)	(36,488)
Equity Securities	(242)	(1,366)
Real estate	(415)	0
Mortgage loans	(52,450)	(42,561)
Proceeds from sale of:
Property, plant and equipment	193,455	159,180
Short term investments	11,745	18,073
Fixed maturity investments	336,859	55,808
Preferred stock	236	362
Mortgage loans	8,377	32,345
Net cash used by investing activities	(288,668)	(478,012)
Cash flow from financing activities:
Borrowings from credit facilities	445,493	393,264
Principal repayments on credit facilities	(232,824)	(145,369)
Payment of debt issuance costs	(2,688)	(1,069)
Capital lease payments	(34,168)	(34,982)
Common stock dividends paid	0	(9,804)
Investment contract deposits	51,239	85,767
Investment contract withdrawals	(83,331)	(62,911)
Net cash provided by (used in) financing activities	136,741	224,896
Effects on exchange rate on cash	2,830	(4,121)
Increase (decrease) cash and cash equivalents	316,600	394,134
Cash and cash equivalents at beginning of period	2,060,524	2,704,137
Cash and cash equivalents at end of period	$ 2,377,124	$ 3,098,271