Supplemental Cash Flow Information (Detail) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022
Non-cash investing and financing activities:
Acquisition of property, plant and equipment in accounts payable and accrued liabilities	$ 25,979	$ 41,255
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows from operating leases	25,559	23,310
Right-of-use assets obtained in exchange for lease obligations:
Operating leases	$ 25,048	$ 26,532