Condensed Consolidated Balance Sheets (USD $) In Millions, unless otherwise specified	Jun. 30, 2013	Dec. 31, 2012
Current assets:
Cash and cash equivalents	$ 75.7	$ 70.8
Restricted cash	3.8	3.9
Receivables less provision for allowances, claims and doubtful accounts	436.0	396.7
Inventories	693.5	741.5
Prepaid expenses and other current assets	45.9	41.4
Total current assets	1,254.9	1,254.3
Property, plant, and equipment, at cost	652.9	648.4
Less: Accumulated depreciation	183.5	165.0
Property, plant and equipment, net	469.4	483.4
Deferred income taxes	38.1	38.4
Other intangible assets	54.3	57.3
Goodwill	90.0	97.0
Deferred charges and other assets	33.8	33.8
Total assets	1,940.5	1,964.2
Current liabilities:
Accounts payable	235.5	196.2
Salaries, wages and commissions	34.0	32.1
Deferred income taxes	124.3	121.6
Other accrued liabilities	56.6	56.6
Short-term debt	23.6	35.3
Current portion of deferred employee benefits	14.1	14.2
Total current liabilities	488.1	456.0
Long-term debt	1,245.0	1,270.1
Deferred employee benefits	475.4	504.4
Taxes and other credits	14.2	14.2
Total liabilities	2,222.7	2,244.7
Commitments and contingencies
Redeemable noncontrolling interest	1.5	1.7
Ryerson Inc. stockholders' equity (deficit):
Common stock, value
Capital in excess of par value	71.3	71.3
Accumulated deficit	(93.5)	(102.5)
Accumulated other comprehensive loss	(260.7)	(253.7)
Total Ryerson Inc. stockholders' equity (deficit)	(282.9)	(284.9)
Noncontrolling interest	(0.8)	2.7
Total equity (deficit)	(283.7)	(282.2)
Total Liabilities and Equity	$ 1,940.5	$ 1,964.2