CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Sep. 30, 2019	Dec. 31, 2018
Current assets
Cash and equivalents	$ 1,146,007	$ 828,220
Short-term investments	69,529	228,783
Accounts receivable, net	983,515	1,040,220
Accounts receivable-related parties	3,431	3,536
Inventories	1,767,020	1,859,168
Other current assets	50,818	72,730
Total current assets	4,020,320	4,032,657
Property, plant and equipment, net	3,031,731	2,945,767
Intangible assets, net	249,598	270,328
Goodwill	540,913	429,645
Other assets	100,685	25,166
Total assets	7,943,247	7,703,563
Current liabilities
Accounts payable	518,909	536,743
Accounts payable-related parties	9,720	14,011
Income taxes payable	2,074	7,468
Accrued payroll and benefits	181,785	264,542
Accrued interest	47,945	25,526
Accrued expenses	162,692	146,613
Current maturities of long-term debt	82,150	24,234
Total current liabilities	1,005,275	1,019,137
Long-term debt	2,355,243	2,352,489
Deferred income taxes	468,248	435,838
Other liabilities	70,126	8,870
Total liabilities	3,898,892	3,816,334
Commitments and contingencies
Redeemable noncontrolling interests	143,614	111,240
Equity
Common stock voting, $.0025 par value; 900,000,000 shares authorized; 265,553,499 and 265,822,402 shares issued; and 215,740,572 and 225,272,174 shares outstanding, as of September 30, 2019 and December 31, 2018, respectively	645	645
Treasury stock, at cost; 49,812,927 and 40,550,228 shares, as of September 30, 2019 and December 31, 2018, respectively	(1,469,078)	(1,184,243)
Additional paid-in capital	1,175,512	1,160,048
Retained earnings	4,349,523	3,958,320
Accumulated other comprehensive income	39	301
Total Steel Dynamics, Inc. equity	4,056,641	3,935,071
Noncontrolling interests	(155,900)	(159,082)
Total equity	3,900,741	3,775,989
Total liabilities and equity	$ 7,943,247	$ 7,703,563