Consolidated Statements Of Cash Flows - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Cash Flows from Operating Activities:
Net Income	$ (49,307)	$ (496,751)	$ (348,444)
Cost, Depreciation and Amortization	139,723	528,895	263,427
Adjustments to reconcile net income to net cash provided by operating activities:
Depreciation and amortization	139,723	528,895	263,427
Impairment of Long-Lived Assets Held-for-use	0	70,445	159,353
Provision for Other Credit Losses	29,549
Deferred income tax provision	(1,798)	(4,158)	(12,268)
Inventory Write-down	0	7,038	21,285
Net loss (gain) on dispositions of property and equipment	(769)	(1,521)	7,664
Noncash compensation	11,008	8,681	11,432
Other Noncash Expense	(4,302)	(4,035)	(3,651)
Excluding the effects of acquisitions, increase (decrease) in cash from:
Accounts receivable	(41,099)	(125,541)	17,561
Inventory	(7,313)	(26,466)	11,777
Other operating assets	0	(12,840)	0
Currency translation effect on working capital	(14,498)	3,638	16,246
Accounts payable and accrued liabilites	6	8,927	5,533
Increase (Decrease) in Other Current Liabilities	63,051	(138,932)	76,552
Other operating liabilities	2,701	(13,469)	(2,196)
Total adjustments to net income	274,621	633,398	506,013
Net Cash Provided by Operating Activities	225,314	136,647	157,569
Cash Flows from Investing Activities:
Purchases of property and equipment	(50,199)	(60,687)	(147,684)
Proceeds from Sale of Debt Securities, Available-for-sale	4,486	0	0
Distributions of capital from unconsolidated affiliates	3,298	6,207	3,388
Dispositions of property and equipment and life insurance proceeds	7,101	1,890	9,509
Payments for (Proceeds from) Other Investing Activities	(1,157)	0	0
Net Cash Used in Investing Activities	(34,157)	(52,590)	(134,787)
Repayments of Senior Debt	(100,000)	0	0
Cash Flows from Financing Activities:
Proceeds from (Payments for) Other Financing Activities	(1,682)	(1,699)	(2,299)
Net Cash Provided by (Used in) Financing Activities	(101,682)	(1,699)	(2,299)
Effect of Exchange Rate on Cash and Cash Equivalents	(3,377)	(3,997)	(1,087)
Net Increase (Decrease) in Cash and Cash Equivalents	86,098	78,361	19,396
Cash and Cash Equivalents-Beginning of Period	452,016	373,655	354,259
Cash and Cash Equivalents-End of Period	$ 538,114	$ 452,016	$ 373,655