CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
Current assets
Cash and equivalents	$ 1,475,356	$ 1,628,417
Short-term investments	611,701	628,215
Inventories	3,044,009	3,129,964
Other current assets	122,025	195,371
Total current assets	7,396,055	7,638,018
Property, plant and equipment, net	5,783,622	5,373,665
Intangible assets, net	274,005	267,507
Goodwill	477,471	502,067
Other assets	620,244	378,727
Total assets	14,551,397	14,159,984
Current liabilities
Income taxes payable	39,177	6,520
Accrued payroll and benefits	321,303	610,558
Accrued expenses	293,102	340,646
Current maturities of long-term debt	56,869	57,334
Total current liabilities	1,759,035	2,032,296
Long-term debt	3,010,829	3,013,241
Deferred income taxes	941,491	889,103
Other liabilities	175,073	129,539
Total liabilities	5,886,428	6,064,179
Commitments and contingencies
Redeemable noncontrolling interests	171,212	181,503
Equity
Common stock voting, $0.0025 par value; 900,000,000 shares authorized; 267,772,737 and 267,762,488 shares issued; and 166,383,336 and 172,936,163 shares outstanding, as of June 30, 2023 and December 31, 2022, respectively	650	650
Treasury stock, at cost; 101,389,401 and 94,826,325 shares, as of June 30, 2023 and December 31, 2022, respectively	(5,179,722)	(4,459,513)
Additional paid-in capital	1,204,134	1,212,566
Retained earnings	12,681,894	11,375,765
Accumulated other comprehensive income	1,027	889
Total Steel Dynamics, Inc. equity	8,707,983	8,130,357
Noncontrolling interests	(214,226)	(216,055)
Total equity	8,493,757	7,914,302
Total liabilities and equity	14,551,397	14,159,984
Unrelated parties
Current assets
Accounts receivable, net	2,079,949	1,976,282
Current liabilities
Accounts payable	1,039,149	1,007,304
Related Parties
Current assets
Accounts receivable, net	63,015	79,769
Current liabilities
Accounts payable	$ 9,435	$ 9,934