CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Current assets
Cash and equivalents	$ 1,400,887	$ 1,628,417
Short-term investments	721,210	628,215
Inventories	2,894,632	3,129,964
Other current assets	162,790	195,371
Total current assets	6,787,826	7,638,018
Property, plant and equipment, net	6,734,218	5,373,665
Intangible assets, net	257,759	267,507
Goodwill	477,471	502,067
Other assets	651,146	378,727
Total assets	14,908,420	14,159,984
Current liabilities
Income taxes payable	5,524	6,520
Accrued payroll and benefits	469,143	610,558
Accrued expenses	309,312	340,646
Current maturities of long-term debt	459,987	57,334
Total current liabilities	2,332,296	2,032,296
Long-term debt	2,611,069	3,013,241
Deferred income taxes	944,768	889,103
Other liabilities	180,760	129,539
Total liabilities	6,068,893	6,064,179
Commitments and contingencies
Redeemable noncontrolling interests	171,212	181,503
Equity
Common stock voting, $.0025 par value; 900,000,000 shares authorized; 268,112,991 and 267,762,488 shares issued; and 160,018,100 and 172,936,163 shares outstanding, as of December 31, 2023, and December 31, 2022, respectively	651	650
Treasury stock, at cost; 108,094,891 and 94,826,325 shares, as of December 31, 2023, and December 31, 2022, respectively	(5,897,606)	(4,459,513)
Additional paid-in capital	1,217,610	1,212,566
Retained earnings	13,545,590	11,375,765
Accumulated other comprehensive income	421	889
Total Steel Dynamics, Inc. equity	8,866,666	8,130,357
Noncontrolling interests	(198,351)	(216,055)
Total equity	8,668,315	7,914,302
Total liabilities and equity	14,908,420	14,159,984
Unrelated parties
Current assets
Accounts receivable, net	1,535,062	1,976,282
Current liabilities
Accounts payable	1,078,645	1,007,304
Related Parties
Current assets
Accounts receivable, net	73,245	79,769
Current liabilities
Accounts payable	$ 9,685	$ 9,934