CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Mar. 31, 2019	Dec. 31, 2018
Current assets
Cash and equivalents	$ 791,444	$ 828,220
Short-term investments	173,723	228,783
Accounts receivable, net	1,141,038	1,040,220
Accounts receivable-related parties	2,357	3,536
Inventories	1,867,700	1,859,168
Other current assets	52,628	72,730
Total current assets	4,028,890	4,032,657
Property, plant and equipment, net	2,936,893	2,945,767
Intangible assets, net	263,315	270,328
Goodwill	530,716	429,645
Other assets	97,419	25,166
Total assets	7,857,233	7,703,563
Current liabilities
Accounts payable	582,284	536,743
Accounts payable-related parties	9,183	14,011
Income taxes payable	26,896	7,468
Accrued payroll and benefits	114,575	264,542
Accrued interest	47,955	25,526
Accrued expenses	141,239	146,613
Current maturities of long-term debt	80,958	24,234
Total current liabilities	1,003,090	1,019,137
Long-term debt	2,354,427	2,352,489
Deferred income taxes	447,087	435,838
Other liabilities	63,171	8,870
Total liabilities	3,867,775	3,816,334
Commitments and contingencies
Redeemable noncontrolling interests	139,930	111,240
Equity
Common stock voting, $.0025 par value; 900,000,000 shares authorized; 265,552,825 and 265,822,402 shares issued; and 222,931,285 and 225,272,174 shares outstanding, as of March 31, 2019 and December 31, 2018, respectively	645	645
Treasury stock, at cost; 42,621,540 and 40,550,228 shares, as of March 31, 2019 and December 31, 2018, respectively	(1,261,837)	(1,184,243)
Additional paid-in capital	1,160,139	1,160,048
Retained earnings	4,109,034	3,958,320
Accumulated other comprehensive income	130	301
Total Steel Dynamics, Inc. equity	4,008,111	3,935,071
Noncontrolling interests	(158,583)	(159,082)
Total equity	3,849,528	3,775,989
Total liabilities and equity	$ 7,857,233	$ 7,703,563