Condensed Consolidated Balance Sheets - USD ($) $ in Thousands	Sep. 30, 2021	Dec. 31, 2020	Sep. 30, 2020
Current assets:
Cash and cash equivalents	$ 270,567	$ 409,481	$ 193,759
Trade accounts receivable, net	1,033,680	619,535	865,436
Inventories	762,182	677,534	678,181
Prepaid expenses and other current assets	114,945	92,643	84,715
Total current assets	2,181,374	1,799,193	1,822,091
Property, plant and equipment, net	1,963,349	1,840,758	1,785,787
Goodwill	2,039,033	1,741,496	1,702,463
Other intangible assets, net	839,332	637,208	633,256
Other assets, net	524,752	492,931	508,982
Assets, total	7,547,840	6,511,586	6,452,579
Current liabilities:
Revolving loans and current portion of long-term debt	934,246	28,036	284,465
Trade accounts payable	761,018	802,541	592,881
Accrued payroll and related costs	110,452	130,088	119,369
Accrued liabilities	235,372	230,955	245,626
Total current liabilities	2,041,088	1,191,620	1,242,341
Long-term debt	3,191,581	3,223,217	3,163,305
Deferred income taxes	383,154	355,995	371,966
Other liabilities	475,311	487,881	456,104
Stockholders’ equity:
Common stock	1,751	1,751	1,751
Paid-in capital	320,132	306,363	301,463
Retained earnings	2,622,401	2,395,395	2,348,728
Accumulated other comprehensive loss	(291,158)	(260,953)	(272,352)
Treasury stock	(1,196,420)	(1,189,683)	(1,160,727)
Total stockholders’ equity	1,456,706	1,252,873	1,218,863
Liabilities and equity, total	$ 7,547,840	$ 6,511,586	$ 6,452,579