Employee Benefits (Tables)

6 Months Ended

Jun. 30, 2014

Compensation And Retirement Disclosure [Abstract]

Components of Net Periodic Benefit Cost

The following table summarizes the components of net periodic benefit cost for the three and six month periods ended June 30, 2014 and 2013 for the Ryerson pension plans and postretirement benefits other than pension:

	Three Months Ended June 30,
	Pension Benefits						Other Benefits
	2014			2013			2014			2013
	(In millions)
Components of net periodic benefit cost
Service cost	$	1		$	—		$	—		$	—
Interest cost		9			9			1			1
Expected return on assets		(12	)		(11	)		—			—
Prior service credit		—			—			—			(1	)
Recognized actuarial net (gain) loss		2			4			(2	)		(1	)
Net periodic benefit cost (credit)	$	—		$	2		$	(1	)	$	(1	)
	Six Months Ended June 30,
	Pension Benefits						Other Benefits
	2014			2013			2014			2013
	(In millions)
Components of net periodic benefit cost
Service cost	$	1		$	1		$	—		$	—
Interest cost		19			18			2			2
Expected return on assets		(24	)		(22	)		—			—
Prior service credit		—			—			—			(1	)
Recognized actuarial net (gain) loss		5			7			(4	)		(3	)
Net periodic benefit cost (credit)	$	1		$	4		$	(2	)	$	(2	)