Consolidated Balance Sheets (USD $) In Millions, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
ASSETS
Cash and cash equivalents	$ 16.9	$ 25.6
Receivables, less allowances for doubtful accounts of $70.8 at December 31, 2012 and $73.7 at December 31, 2011	585.1	656.1
Inventories	242.9	249.5
Prepaid expenses and other current assets	74.6	142.3
Deferred income taxes	55.7	86.7
Short-term restricted cash	14.8	8.5
Current assets of discontinued operations (Note 4)	0	72.6
Total current assets	990.0	1,241.3
Property, plant and equipment—net	1,926.4	2,123.3
Goodwill	768.6	787.1
Other intangible assets—net	229.9	295.6
Long-term restricted cash	45.7	67.4
Equity method investments in unconsolidated entities	72.0	69.4
Other long-term assets	66.3	46.2
Long-term assets of discontinued operations (Note 4)	0	104.9
Total assets	4,098.9	4,735.2
LIABILITIES AND SHAREHOLDERS' EQUITY
Accounts payable	285.8	301.9
Amounts owing in satisfaction of bankruptcy claims	9.3	19.5
Accrued liabilities	334.0	393.9
Purchase price payable on business exchange transaction (Note 3)	0	62.4
Short-term debt and current portion of long-term debt	113.3	82.1
Current portion of capital lease obligations	10.4	20.7
Current liabilities of discontinued operations (Note 4)	0	48.4
Total current liabilities	752.8	928.9
Long-term debt	1,211.7	1,342.8
Unsecured notes to be issued	23.8	38.7
Capital lease obligations	15.3	24.9
Deferred income taxes	363.9	471.9
Other long-term liabilities	495.7	521.5
Long-term liabilities of discontinued operations (Note 4)	0	99.6
Total liabilities	2,863.2	3,428.3
Commitments and contingencies (Note 13)
Redeemable equity (Note 23)	0	3.5
Quad/Graphics common stock and other equity (Note 23)
Preferred stock, $0.01 par value; Authorized: 0.5 million shares; Issued: None	0	0
Additional paid-in capital	985.6	984.2
Treasury stock, at cost, 8.3 million shares at December 31, 2012 and 8.6 million shares at December 31, 2011	(279.3)	(295.4)
Retained earnings	588.1	650.2
Accumulated other comprehensive loss	(60.4)	(37.7)
Quad/Graphics common stock and other equity	1,235.4	1,302.7
Noncontrolling interests	0.3	0.7
Total common stock and other equity and noncontrolling interests	1,235.7	1,303.4
Total liabilities and shareholders' equity	4,098.9	4,735.2
Common Class A [Member]
LIABILITIES AND SHAREHOLDERS' EQUITY
Redeemable equity (Note 23)	0	0
Quad/Graphics common stock and other equity (Note 23)
Common stock, $0.025 par value	1.0	1.0
Common Class B [Member]
Quad/Graphics common stock and other equity (Note 23)
Common stock, $0.025 par value	0.4	0.4
Common Class C [Member]
LIABILITIES AND SHAREHOLDERS' EQUITY
Redeemable equity (Note 23)	0	3.5
Quad/Graphics common stock and other equity (Note 23)
Common stock, $0.025 par value	$ 0	$ 0