Separate Financial Information of Subsidiary Guarantors of Indebtedness (Details) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Income Statement [Abstract]
Net sales	$ 4,862.4	$ 4,795.9	$ 4,094.0
Cost of sales	3,891.9	3,801.9	3,183.5
Selling, general and administrative expenses	425.5	416.0	347.1
Depreciation and amortization	336.4	340.5	338.6
Restructuring, impairment and transaction-related charges	67.3	95.3	118.3
Total operating expenses	4,721.1	4,653.7	3,987.5
Operating income from continuing operations	141.3	142.2	106.5
Interest expense	92.9	85.5	84.0
Less: loss on debt extinguishment	7.2	0	0
Earnings from continuing operations before income taxes and equity in earnings (loss) of unconsolidated entities	41.2	56.7	22.5
Income tax expense (benefit)	20.2	23.3	(31.5)
Earnings (loss) before equity in earnings (loss) of consolidated and unconsolidated entities	21.0	33.4	54.0
Equity in earnings (loss) of consolidated entities	0	0	0
Equity in earnings (loss) of unconsolidated entities	(2.7)	(2.5)	2.3
Net earnings from continuing operations	18.3	30.9	56.3
Loss from discontinued operations, net of tax			30.8
Net earnings	18.3	30.9	87.1
Net loss attributable to noncontrolling interests	0.3	1.6	0.3
Net earnings attributable to Quad/Graphics common shareholders	18.6	32.5	87.4
Statement of Comprehensive Income [Abstract]
Net earnings	18.3	30.9	87.1
Other comprehensive income (loss), net of tax	(111.0)	54.8	(22.7)
Total comprehensive income (loss)	(92.7)	85.7	64.4
Less: comprehensive loss attributable to noncontrolling interests	0.3	1.6	0.4
Comprehensive income (loss) attributable to Quad/Graphics common shareholders	(92.4)	87.3	64.8
ASSETS
Cash and cash equivalents	9.6	13.1	16.9	25.6
Receivables, less allowances for doubtful accounts	766.2	698.9
Intercompany receivables	0	0
Inventories	287.8	272.5
Other current assets	118.7	89.8
Total current assets	1,182.3	1,074.3
Property, plant and equipment—net	1,855.5	1,925.5
Investment in consolidated entities	0	0
Goodwill and intangible assets—net	924.6	994.9
Intercompany loan receivable	0	0
Other long-term assets	114.8	171.0
Total assets	4,077.2	4,165.7	4,098.9
LIABILITIES AND SHAREHOLDERS' EQUITY
Accounts payable	406.9	401.0
Intercompany accounts payable	0	0
Current portion of long-term debt and capital lease obligations	96.2	134.6
Other current liabilities	359.5	353.2
Total current liabilities	862.6	888.8
Long-term debt and capital lease obligations	1,329.4	1,272.2
Intercompany loan payable	0	0
Other long-term liabilities	732.7	717.1
Total liabilities	2,924.7	2,878.1
Total common stock and other equity and noncontrolling interests	1,152.5	1,287.6
Total liabilities and shareholders' equity	4,077.2	4,165.7
OPERATING ACTIVITIES
Net cash from operating activities	293.2	441.1	354.2
INVESTING ACTIVITIES
Purchases of property, plant and equipment	(139.2)	(149.5)	(103.5)
Acquisition related investing activities—net of cash acquired	(112.5)	(291.9)	12.6
Intercompany investing activities	0	0	0
Other investing activities	27.5	10.8	20.8
Net cash used in investing activities	(224.2)	(430.6)	(70.1)
FINANCING ACTIVITIES
Proceeds from issuance of long-term debt	1,047.0	0	0
Payments of long-term debt and capital lease obligations	(867.8)	(112.5)	(95.6)
Borrowings on revolving credit facilities	1,409.9	1,628.8	270.3
Payments on revolving credit facilities	(1,577.6)	(1,475.0)	(295.7)
Payment of cash dividends	(61.2)	(56.4)	(151.8)
Intercompany financing activities	0	0	0
Other financing activities	(22.0)	4.9	(12.8)
Net cash used in financing activities	(71.7)	(10.2)	(285.6)
Effect of exchange rates on cash and cash equivalents	(0.8)	(4.1)	(7.2)
Net increase (decrease) in cash and cash equivalents	(3.5)	(3.8)	(8.7)
Cash and cash equivalents	9.6	13.1	16.9	25.6
Parent Company [Member]
Income Statement [Abstract]
Net sales	1,952.8	1,923.8	1,939.7
Cost of sales	1,505.3	1,467.8	1,409.9
Selling, general and administrative expenses	191.2	176.2	167.4
Depreciation and amortization	129.1	136.5	142.1
Restructuring, impairment and transaction-related charges	9.5	12.0	28.3
Total operating expenses	1,835.1	1,792.5	1,747.7
Operating income from continuing operations	117.7	131.3	192.0
Interest expense	85.8	79.2	74.4
Less: loss on debt extinguishment	7.2
Earnings from continuing operations before income taxes and equity in earnings (loss) of unconsolidated entities	24.7	52.1	117.6
Income tax expense (benefit)	20.6	35.8	44.7
Earnings (loss) before equity in earnings (loss) of consolidated and unconsolidated entities	4.1	16.3	72.9
Equity in earnings (loss) of consolidated entities	14.5	16.2	(19.5)
Equity in earnings (loss) of unconsolidated entities	0	0	0
Net earnings from continuing operations			53.4
Loss from discontinued operations, net of tax			34.0
Net earnings	18.6	32.5	87.4
Net loss attributable to noncontrolling interests	0	0	0
Net earnings attributable to Quad/Graphics common shareholders	18.6	32.5	87.4
Statement of Comprehensive Income [Abstract]
Net earnings	18.6	32.5	87.4
Other comprehensive income (loss), net of tax	(111.0)	54.8	(22.6)
Total comprehensive income (loss)	(92.4)	87.3	64.8
Less: comprehensive loss attributable to noncontrolling interests	0	0	0
Comprehensive income (loss) attributable to Quad/Graphics common shareholders	(92.4)	87.3	64.8
ASSETS
Cash and cash equivalents	1.9	4.8	3.1	10.0
Receivables, less allowances for doubtful accounts	577.5	487.6
Intercompany receivables	0	0
Inventories	111.9	94.2
Other current assets	56.8	54.8
Total current assets	748.1	641.4
Property, plant and equipment—net	959.5	1,032.2
Investment in consolidated entities	1,940.0	1,849.8
Goodwill and intangible assets—net	0.6	0.5
Intercompany loan receivable	418.5	421.6
Other long-term assets	48.1	37.9
Total assets	4,114.8	3,983.4
LIABILITIES AND SHAREHOLDERS' EQUITY
Accounts payable	251.1	213.0
Intercompany accounts payable	830.2	678.8
Current portion of long-term debt and capital lease obligations	90.7	116.0
Other current liabilities	205.1	199.0
Total current liabilities	1,377.1	1,206.8
Long-term debt and capital lease obligations	1,318.4	1,213.0
Intercompany loan payable	0	0
Other long-term liabilities	266.7	276.0
Total liabilities	2,962.2	2,695.8
Total common stock and other equity and noncontrolling interests	1,152.6	1,287.6
Total liabilities and shareholders' equity	4,114.8	3,983.4
OPERATING ACTIVITIES
Net cash from operating activities	100.8	106.6	328.4
INVESTING ACTIVITIES
Purchases of property, plant and equipment	(48.7)	(55.4)	(42.1)
Acquisition related investing activities—net of cash acquired	(7.0)	(41.6)	45.1
Intercompany investing activities	(189.0)	(287.2)	(409.3)
Other investing activities	(0.4)	6.2	23.5
Net cash used in investing activities	(245.1)	(378.0)	(382.8)
FINANCING ACTIVITIES
Proceeds from issuance of long-term debt	1,047.0
Payments of long-term debt and capital lease obligations	(802.1)	(95.3)	(81.0)
Borrowings on revolving credit facilities	1,285.2	1,504.9	141.7
Payments on revolving credit facilities	(1,451.1)	(1,345.1)	(176.7)
Payment of cash dividends	(61.2)	(56.4)	(151.8)
Intercompany financing activities	137.6	255.6	313.2
Other financing activities	(14.0)	9.4	2.1
Net cash used in financing activities	141.4	273.1	47.5
Effect of exchange rates on cash and cash equivalents	0	0	0
Net increase (decrease) in cash and cash equivalents	(2.9)	1.7	(6.9)
Cash and cash equivalents	1.9	4.8	3.1	10.0
Guarantor Subsidiaries [Member]
Income Statement [Abstract]
Net sales	2,718.3	2,813.7	1,958.4
Cost of sales	2,277.3	2,342.3	1,648.6
Selling, general and administrative expenses	197.7	205.5	140.4
Depreciation and amortization	171.9	175.1	162.3
Restructuring, impairment and transaction-related charges	35.3	67.4	62.8
Total operating expenses	2,682.2	2,790.3	2,014.1
Operating income from continuing operations	36.1	23.4	(55.7)
Interest expense	(0.9)	(0.4)	1.1
Less: loss on debt extinguishment	0
Earnings from continuing operations before income taxes and equity in earnings (loss) of unconsolidated entities	37.0	23.8	(56.8)
Income tax expense (benefit)	(5.1)	(14.0)	(75.5)
Earnings (loss) before equity in earnings (loss) of consolidated and unconsolidated entities	42.1	37.8	18.7
Equity in earnings (loss) of consolidated entities	(4.8)	(9.3)	(1.3)
Equity in earnings (loss) of unconsolidated entities	0	0	0
Net earnings from continuing operations			17.4
Loss from discontinued operations, net of tax			0
Net earnings	37.3	28.5	17.4
Net loss attributable to noncontrolling interests	0	0	0
Net earnings attributable to Quad/Graphics common shareholders	37.3	28.5	17.4
Statement of Comprehensive Income [Abstract]
Net earnings	37.3	28.5	17.4
Other comprehensive income (loss), net of tax	(57.5)	79.3	(26.7)
Total comprehensive income (loss)	(20.2)	107.8	(9.3)
Less: comprehensive loss attributable to noncontrolling interests	0	0	0
Comprehensive income (loss) attributable to Quad/Graphics common shareholders	(20.2)	107.8	(9.3)
ASSETS
Cash and cash equivalents	5.6	3.5	2.5	10.1
Receivables, less allowances for doubtful accounts	57.7	86.1
Intercompany receivables	826.3	688.5
Inventories	119.7	121.4
Other current assets	49.9	22.9
Total current assets	1,059.2	922.4
Property, plant and equipment—net	635.7	667.7
Investment in consolidated entities	137.8	4.3
Goodwill and intangible assets—net	888.0	954.9
Intercompany loan receivable	0.1	2.0
Other long-term assets	6.1	57.1
Total assets	2,726.9	2,608.4
LIABILITIES AND SHAREHOLDERS' EQUITY
Accounts payable	79.5	97.3
Intercompany accounts payable	0	0
Current portion of long-term debt and capital lease obligations	3.6	6.1
Other current liabilities	102.9	114.1
Total current liabilities	186.0	217.5
Long-term debt and capital lease obligations	9.4	5.9
Intercompany loan payable	336.2	336.2
Other long-term liabilities	455.4	436.3
Total liabilities	987.0	995.9
Total common stock and other equity and noncontrolling interests	1,739.9	1,612.5
Total liabilities and shareholders' equity	2,726.9	2,608.4
OPERATING ACTIVITIES
Net cash from operating activities	176.0	301.2	(0.6)
INVESTING ACTIVITIES
Purchases of property, plant and equipment	(68.2)	(81.0)	(37.9)
Acquisition related investing activities—net of cash acquired	(9.1)	(250.3)	(32.5)
Intercompany investing activities	(236.0)	(212.9)	40.0
Other investing activities	26.9	4.6	15.4
Net cash used in investing activities	(286.4)	(539.6)	(15.0)
FINANCING ACTIVITIES
Proceeds from issuance of long-term debt	0
Payments of long-term debt and capital lease obligations	(7.6)	(8.9)	(9.6)
Borrowings on revolving credit facilities	0	0	0
Payments on revolving credit facilities	0	0	0
Payment of cash dividends	0	0	0
Intercompany financing activities	128.2	252.8	32.5
Other financing activities	(8.0)	(4.5)	(14.9)
Net cash used in financing activities	112.6	239.4	8.0
Effect of exchange rates on cash and cash equivalents	(0.1)	0	0
Net increase (decrease) in cash and cash equivalents	2.1	1.0	(7.6)
Cash and cash equivalents	5.6	3.5	2.5	10.1
Non-Guarantor Subsidiaries [Member]
Income Statement [Abstract]
Net sales	625.0	457.6	515.6
Cost of sales	543.0	391.0	444.7
Selling, general and administrative expenses	36.6	34.3	39.3
Depreciation and amortization	35.4	28.9	34.2
Restructuring, impairment and transaction-related charges	22.5	15.9	27.2
Total operating expenses	637.5	470.1	545.4
Operating income from continuing operations	(12.5)	(12.5)	(29.8)
Interest expense	8.0	6.7	8.5
Less: loss on debt extinguishment	0
Earnings from continuing operations before income taxes and equity in earnings (loss) of unconsolidated entities	(20.5)	(19.2)	(38.3)
Income tax expense (benefit)	4.7	1.5	(0.7)
Earnings (loss) before equity in earnings (loss) of consolidated and unconsolidated entities	(25.2)	(20.7)	(37.6)
Equity in earnings (loss) of consolidated entities	0	0	0
Equity in earnings (loss) of unconsolidated entities	(2.7)	(2.5)	2.3
Net earnings from continuing operations			(35.3)
Loss from discontinued operations, net of tax			(3.2)
Net earnings	(27.9)	(23.2)	(38.5)
Net loss attributable to noncontrolling interests	0.3	1.6	0.3
Net earnings attributable to Quad/Graphics common shareholders	(27.6)	(21.6)	(38.2)
Statement of Comprehensive Income [Abstract]
Net earnings	(27.9)	(23.2)	(38.5)
Other comprehensive income (loss), net of tax	(47.4)	(21.2)	0.8
Total comprehensive income (loss)	(75.3)	(44.4)	(37.7)
Less: comprehensive loss attributable to noncontrolling interests	0.3	1.6	0.4
Comprehensive income (loss) attributable to Quad/Graphics common shareholders	(75.0)	(42.8)	(37.3)
ASSETS
Cash and cash equivalents	2.1	4.8	11.3	5.5
Receivables, less allowances for doubtful accounts	131.0	125.2
Intercompany receivables	3.9	0
Inventories	56.2	56.9
Other current assets	12.0	12.1
Total current assets	205.2	199.0
Property, plant and equipment—net	260.3	225.6
Investment in consolidated entities	0	0
Goodwill and intangible assets—net	36.0	39.5
Intercompany loan receivable	0	0
Other long-term assets	60.6	76.0
Total assets	562.1	540.1
LIABILITIES AND SHAREHOLDERS' EQUITY
Accounts payable	76.3	90.7
Intercompany accounts payable	0	9.7
Current portion of long-term debt and capital lease obligations	1.9	12.5
Other current liabilities	51.5	40.1
Total current liabilities	129.7	153.0
Long-term debt and capital lease obligations	1.6	53.3
Intercompany loan payable	82.4	87.4
Other long-term liabilities	10.6	4.8
Total liabilities	224.3	298.5
Total common stock and other equity and noncontrolling interests	337.8	241.6
Total liabilities and shareholders' equity	562.1	540.1
OPERATING ACTIVITIES
Net cash from operating activities	16.4	33.3	26.4
INVESTING ACTIVITIES
Purchases of property, plant and equipment	(22.3)	(13.1)	(23.5)
Acquisition related investing activities—net of cash acquired	(96.4)	0	0
Intercompany investing activities	0	0	153.6
Other investing activities	1.0	0	(18.1)
Net cash used in investing activities	(117.7)	(13.1)	112.0
FINANCING ACTIVITIES
Proceeds from issuance of long-term debt	0
Payments of long-term debt and capital lease obligations	(58.1)	(8.3)	(5.0)
Borrowings on revolving credit facilities	124.7	123.9	128.6
Payments on revolving credit facilities	(126.5)	(129.9)	(119.0)
Payment of cash dividends	0	0	0
Intercompany financing activities	159.2	(8.3)	(130.0)
Other financing activities	0	0	0
Net cash used in financing activities	99.3	(22.6)	(125.4)
Effect of exchange rates on cash and cash equivalents	(0.7)	(4.1)	(7.2)
Net increase (decrease) in cash and cash equivalents	(2.7)	(6.5)	5.8
Cash and cash equivalents	2.1	4.8	11.3	5.5
Intersegment Eliminations [Member]
Income Statement [Abstract]
Net sales	(433.7)	(399.2)	(319.7)
Cost of sales	(433.7)	(399.2)	(319.7)
Selling, general and administrative expenses	0	0	0
Depreciation and amortization	0	0	0
Restructuring, impairment and transaction-related charges	0	0	0
Total operating expenses	(433.7)	(399.2)	(319.7)
Operating income from continuing operations	0	0	0
Interest expense	0	0	0
Less: loss on debt extinguishment	0
Earnings from continuing operations before income taxes and equity in earnings (loss) of unconsolidated entities	0	0	0
Income tax expense (benefit)	0	0	0
Earnings (loss) before equity in earnings (loss) of consolidated and unconsolidated entities	0	0	0
Equity in earnings (loss) of consolidated entities	(9.7)	(6.9)	20.8
Equity in earnings (loss) of unconsolidated entities	0	0	0
Net earnings from continuing operations			20.8
Loss from discontinued operations, net of tax			0
Net earnings	(9.7)	(6.9)	20.8
Net loss attributable to noncontrolling interests	0	0	0
Net earnings attributable to Quad/Graphics common shareholders	(9.7)	(6.9)	20.8
Statement of Comprehensive Income [Abstract]
Net earnings	(9.7)	(6.9)	20.8
Other comprehensive income (loss), net of tax	104.9	(58.1)	25.8
Total comprehensive income (loss)	95.2	(65.0)	46.6
Less: comprehensive loss attributable to noncontrolling interests	0	0	0
Comprehensive income (loss) attributable to Quad/Graphics common shareholders	95.2	(65.0)	46.6
ASSETS
Cash and cash equivalents	0	0	0	0
Receivables, less allowances for doubtful accounts	0	0
Intercompany receivables	(830.2)	(688.5)
Inventories	0	0
Other current assets	0	0
Total current assets	(830.2)	(688.5)
Property, plant and equipment—net	0	0
Investment in consolidated entities	(2,077.8)	(1,854.1)
Goodwill and intangible assets—net	0	0
Intercompany loan receivable	(418.6)	(423.6)
Other long-term assets	0	0
Total assets	(3,326.6)	(2,966.2)
LIABILITIES AND SHAREHOLDERS' EQUITY
Accounts payable	0	0
Intercompany accounts payable	(830.2)	(688.5)
Current portion of long-term debt and capital lease obligations	0	0
Other current liabilities	0	0
Total current liabilities	(830.2)	(688.5)
Long-term debt and capital lease obligations	0	0
Intercompany loan payable	(418.6)	(423.6)
Other long-term liabilities	0	0
Total liabilities	(1,248.8)	(1,112.1)
Total common stock and other equity and noncontrolling interests	(2,077.8)	(1,854.1)
Total liabilities and shareholders' equity	(3,326.6)	(2,966.2)
OPERATING ACTIVITIES
Net cash from operating activities	0	0	0
INVESTING ACTIVITIES
Purchases of property, plant and equipment	0	0	0
Acquisition related investing activities—net of cash acquired	0	0	0
Intercompany investing activities	425.0	500.1	215.7
Other investing activities	0	0	0
Net cash used in investing activities	425.0	500.1	215.7
FINANCING ACTIVITIES
Proceeds from issuance of long-term debt	0
Payments of long-term debt and capital lease obligations	0	0	0
Borrowings on revolving credit facilities	0	0	0
Payments on revolving credit facilities	0	0	0
Payment of cash dividends	0	0	0
Intercompany financing activities	(425.0)	(500.1)	(215.7)
Other financing activities	0	0	0
Net cash used in financing activities	(425.0)	(500.1)	(215.7)
Effect of exchange rates on cash and cash equivalents	0	0	0
Net increase (decrease) in cash and cash equivalents	0	0	0
Cash and cash equivalents	$ 0	$ 0	$ 0	$ 0