Supplemental Cash Flow Information (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Supplemental Cash Flow Information [Abstract]
Taxes paid	$ 203,309	$ 76,332	$ 71,746
Non-cash investing and financing activities:
Acquisition of property, plant and equipment in accounts payable and accrued liabilities	64,135	37,267	16,488
Notes Issued, Issued In Sale Of Equity Method Investment	0	0	54,154
Operating Lease, Payments	29,769	26,022	26,337
Finance Lease Purchase Payment Related To Third Party Lease	0	0	10,896
Finance Lease, Principal Payments	0	0	45,773
Right-of-Use Asset Obtained in Exchange for Operating Lease Liability	68,463	47,981	32,723
Right-of-Use Asset Obtained in Exchange for Finance Lease Liability	$ 0	$ 0	$ 51,064