Employee Benefits (Tables)

6 Months Ended

Jun. 30, 2022

Retirement Benefits [Abstract]

Components of Net Periodic Benefit Cost (Credit)

The following tables summarize the components of net periodic benefit cost (credit) for the Ryerson pension plans and postretirement benefit plans other than pension:

	Three Months Ended June 30,
	Pension Benefits						Other Benefits
	2022			2021			2022			2021
	(In millions)
Components of net periodic benefit cost (credit)
Service cost	$	0.7		$	0.9		$	0.1		$	0.1
Interest cost		2.4			2.9			0.3			0.3
Expected return on assets		(3.3	)		(5.9	)		—			—
Settlement charge		—			0.2			—			—
Recognized actuarial (gain) loss		2.0			3.9			(1.4	)		(1.5	)
Amortization of prior service credit		—			—			(0.1	)		(0.1	)
Net periodic benefit cost (credit)	$	1.8		$	2.0		$	(1.1	)	$	(1.2	)

	Six Months Ended June 30,
	Pension Benefits						Other Benefits
	2022			2021			2022			2021
	(In millions)
Components of net periodic benefit cost (credit)
Service cost	$	1.4		$	1.8		$	0.2		$	0.2
Interest cost		4.9			5.9			0.6			0.6
Expected return on assets		(6.7	)		(11.8	)		—			—
Settlement charge		0.1			0.4			—			—
Recognized actuarial (gain) loss		4.0			7.8			(2.9	)		(3.0	)
Amortization of prior service credit		—			—			(0.1	)		(0.2	)
Net periodic benefit cost (credit)	$	3.7		$	4.1		$	(2.2	)	$	(2.4	)