Changes in Equity

3 Months Ended

Mar. 31, 2015

Shareholders' Equity

Shareholders' Equity

Note 6.  Changes in Equity

The following table provides a reconciliation of the beginning and ending carrying amounts of total equity, equity attributable to stockholders of Steel Dynamics, Inc. and equity and redeemable amounts attributable to the noncontrolling interests (in thousands):

	Stockholders of Steel Dynamics, Inc.
	Common		Additional Paid-In		Retained			Treasury			Noncontrolling			Total			Redeemable Noncontrolling
	Stock		Capital		Earnings			Stock			Interests			Equity			Interests
Balances at January 1, 2015	$	635	$	1,083,435	$	2,227,843		$	(398,898	)	$	(117,488	)	$	2,795,527		$	126,340
Proceeds from the exercise of stock options, including related tax effect	—		1,752		—			—			—			1,752			—
Dividends declared	—		—		(33,232		)	—			—			(33,232		)	—
Distributions to noncontrolling investors	—		—		—			—			(29		)	(29		)	—
Equity-based compensation	—		3,418		(18		)	2,381			—			5,781			—
Comprehensive and net income (loss)	—		—		30,761			—			(3,807		)	26,954			—
Balances at March 31, 2015	$	635	$	1,088,605	$	2,225,354		$	(396,517	)	$	(121,324	)	$	2,796,753		$	126,340