Debt (Details 2)	0 Months Ended	12 Months Ended													0 Months Ended		12 Months Ended		1 Months Ended	0 Months Ended			1 Months Ended	12 Months Ended				0 Months Ended			0 Months Ended						9 Months Ended	12 Months Ended		12 Months Ended		0 Months Ended			0 Months Ended						0 Months Ended	12 Months Ended								12 Months Ended
	Apr. 16, 2010	Dec. 31, 2013 USD ($)	Dec. 31, 2012 USD ($)	Dec. 31, 2011 USD ($)	Dec. 31, 2013 Minimum	Dec. 31, 2013 Maximum	Dec. 31, 2013 Accounts receivable securitization program USD ($)	Dec. 31, 2012 Accounts receivable securitization program USD ($)	Dec. 31, 2011 Accounts receivable securitization program USD ($)	Dec. 31, 2013 Secured promissory notes USD ($)	Dec. 31, 2012 Secured promissory notes USD ($)	Dec. 31, 2013 Secured promissory notes Output U.K. USD ($)	Dec. 31, 2012 Secured promissory notes Output U.K. USD ($)	Jun. 30, 2010 Prior equipment credit facility USD ($)	Jun. 30, 2010 New equipment credit facility	Dec. 31, 2012 New equipment credit facility USD ($)	Dec. 31, 2012 Real estate credit agreement USD ($)	Dec. 31, 2013 Real estate credit agreement USD ($)	Jan. 31, 2009 Real estate credit agreement Interest rate swap	Oct. 31, 2011 Term loan credit facility USD ($)	Dec. 31, 2013 Term loan credit facility USD ($)	Dec. 31, 2012 Term loan credit facility USD ($)	Aug. 31, 2010 Series C convertible senior debentures USD ($)	Dec. 31, 2013 Series C convertible senior debentures USD ($)	Dec. 31, 2012 Series C convertible senior debentures USD ($)	Dec. 31, 2010 Series C convertible senior debentures	Aug. 15, 2010 Series C convertible senior debentures	Apr. 16, 2010 Amended revolving credit facilities USD ($)	Dec. 31, 2013 Amended revolving credit facilities USD ($)	Dec. 31, 2012 Amended revolving credit facilities USD ($)	Apr. 16, 2010 Amended revolving credit facilities Minimum	Apr. 16, 2010 Amended revolving credit facilities Minimum LIBOR	Apr. 16, 2010 Amended revolving credit facilities Minimum Base rate	Apr. 16, 2010 Amended revolving credit facilities Maximum	Apr. 16, 2010 Amended revolving credit facilities Maximum LIBOR	Apr. 16, 2010 Amended revolving credit facilities Maximum Base rate	Sep. 30, 2013 Subsidiary's unsecured line of credit agreement USD ($)	Dec. 31, 2013 Subsidiary's unsecured line of credit agreement USD ($)	Dec. 31, 2012 Subsidiary's unsecured line of credit agreement USD ($)	Dec. 31, 2013 Unsecured revolving line of credit USD ($)	Dec. 31, 2013 Foreign subsidiary's overdraft credit facility GBP (£)	Aug. 09, 2010 Senior notes USD ($)	Dec. 31, 2013 Senior notes USD ($)	Dec. 31, 2012 Senior notes USD ($)	Aug. 09, 2010 4.19% Series A Senior Notes due August 9, 2015 USD ($)	Aug. 09, 2010 4.86% Series B Senior Notes due August 9, 2017 USD ($)	Aug. 09, 2010 5.06% Series C Senior Notes due August 9, 2018 USD ($)	Aug. 09, 2010 5.42% Series D Senior Notes due August 9, 2020 USD ($)	Dec. 31, 2013 Related party credit agreements USD ($)	Dec. 31, 2012 Related party credit agreements USD ($)	Oct. 27, 2010 Related party credit agreements Boston Financial Data Services, Inc. USD ($)	Dec. 31, 2013 Related party credit agreements Boston Financial Data Services, Inc. USD ($)	Dec. 31, 2012 Related party credit agreements Boston Financial Data Services, Inc. USD ($)	Dec. 31, 2011 Related party credit agreements Boston Financial Data Services, Inc. USD ($)	Dec. 31, 2011 Related party credit agreements Output U.K. International Financial Data Services, U.K.	Dec. 31, 2013 Other indebtedness USD ($)	Dec. 31, 2012 Other indebtedness USD ($)	Dec. 31, 2013 Other indebtedness 2006 Business acquisition USD ($)	Dec. 31, 2012 Other indebtedness 2006 Business acquisition USD ($)	Dec. 31, 2012 Other indebtedness Output U.K. USD ($)	Dec. 31, 2011 Other indebtedness Output U.K. USD ($)
Entity's debt and other obligations
Maximum borrowing capacity							$ 150,000,000.0							$ 50,000,000.0			$ 120,000,000.0			$ 125,000,000.0								$ 630,000,000									$ 50,000,000			$ 10,000,000.0	£ 8,200,000.0										$ 140,000,000
Increase in level of assumed interest rate and/or credit losses, percent					10.00%	20.00%
Amount outstanding		683,000,000	1,011,600,000				150,000,000	135,000,000		7,800,000	14,500,000	7,300,000	7,900,000				101,700,000	0			125,000,000	125,000,000		0	90,100,000													0	30,000,000				370,000,000	370,000,000					5,800,000	114,900,000		5,800,000	7,900,000			14,000,000	29,300,000	10,400,000	13,500,000
Long-term Debt, Percentage Bearing Fixed Interest, Percentage Rate																																																										5.60%
Proceeds from the accounts receivable securitization program							1,005,200,000	917,400,000	924,100,000
Payments in respect of accounts receivable securitization program							990,200,000	917,400,000	914,100,000
Aggregate transfers of undivided interests in the receivables from the SPE to the conduit							1,727,000,000	1,665,700,000
Debt variable rate basis	LIBOR						LIBOR								LIBOR		LIBOR			LIBOR or prime rate								LIBOR, Federal Funds or prime rates										LIBOR		Prime	base rate										LIBOR
Interest rate, maximum (as a percent)										6.00%
Amount outstanding under credit facility																11,600,000													10,400,000	1,100,000																							107,000,000
Debt term (in years)																	5 years 0 months 0 days																																					5 years
Basis spread on variable rate (as a percent)																	1.75%		1.75%													1.10%	0.10%		2.10%	1.10%	1.40%				1.50%														3.00%
Interest rate swap, fixed interest rate																			4.49%
Interest rate on debt (as a percent)																										4.125%	4.125%																		4.19%	4.86%	5.06%	5.42%
Cash paid on convertible debt		122,800,000	0	12,500,000																				122,800,000
Reduction to additional paid-in capital resulting from debt conversion																								30,900,000
Full accreted principal amount payable at maturity for each $1,000 original principal amount of debentures																							1,700
Original principal amount of debentures used for accreted principal amount payable																							1,000
Contingent interest payable period (in months)																							6 months
Trading-day reference period used to determine payment of contingent interest (in days)																							5 days
Percentage of the closing sales price of the entity's common stock that the conversion price must exceed in order for the notes to be convertible																							120.00%
Annual facility fee (as a percent)																															0.15%			0.40%
Commitment fee (as a percentage)																																					0.20%
Issuance of debt																																										370,000,000			40,000,000	105,000,000	65,000,000	160,000,000
Prepayment as a percentage of aggregate principal amount outstanding, minimum																																										10.00%
Price at which the debt instrument may be prepaid, expressed as a percentage of the principal amount																																										100.00%
Minimum amount of indebtedness of subsidiary in which guarantee of Company's obligations under the Senior Notes is required																																										100,000,000
Interest expense																																																				700,000	2,500,000	2,700,000
Proceeds from loan																																																												143,000,000	234,500,000
Repayments for loan																																																												$ 164,300,000	$ 238,900,000