Discontinued Operations (Details) (USD $)	3 Months Ended			9 Months Ended
	Sep. 30, 2013		Sep. 30, 2012	Sep. 30, 2013		Sep. 30, 2012	Dec. 31, 2012
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Proceeds from Divestiture of Businesses				$ 2,627,000		$ 0
Disposal Group, Including Discontinued Operation, Income Statement Disclosures [Abstract]
Disposal Group, Including Discontinued Operation, Revenue	206,529,000		265,887,000	700,058,000		817,604,000
Disposal Group, Including Discontinued Operation, Operating Income (Loss)	(19,891,000)			(123,927,000)
Discontinued Operation, Gain (Loss) from Disposal of Discontinued Operation, before Income Tax	18,930,000			15,017,000
Discontinued Operation, Income (Loss) from Discontinued Operation, before Income Tax	(961,000)		(15,516,000)	(108,910,000)		14,334,000
Discontinued Operation, Tax Effect of Discontinued Operation	81,243,000		(4,103,000)	60,459,000		(10,923,000)
Income (loss) from discontinued operations	(82,204,000)		(11,413,000)	(169,369,000)		25,257,000
Assets of Disposal Group, Including Discontinued Operation [Abstract]
Accounts receivables	145,955,000			145,955,000
Inventories	1,595,000			1,595,000
Other current assets and prepayments	11,948,000			11,948,000
Total current assets	159,498,000			159,498,000
Property, plant and equipment, net	77,001,000	[1]		77,001,000	[1]
Goodwill	1,729,178,000			1,729,178,000			2,136,138,000
Disposal Group, Including Discontinued Operation, Intangible Assets, Net	7,193,000			7,193,000
Other assets	4,462,000			4,462,000
Assets held for sale	550,641,000			550,641,000			0
Liabilities of Disposal Group, Including Discontinued Operation [Abstract]
Accounts payable and acrued liabilities	77,639,000			77,639,000
Advance billings	9,862,000			9,862,000
Total current liabilities	87,501,000			87,501,000
Other non current liabilities	30,676,000			30,676,000
Liabilities related to assets held for sale	118,177,000			118,177,000			0
Management Services
Disposal Group, Including Discontinued Operation, Income Statement Disclosures [Abstract]
Disposal Group, Including Discontinued Operation, Revenue	194,511,000		220,887,000	639,237,000		679,080,000
Disposal Group, Including Discontinued Operation, Operating Income (Loss)	(14,438,000)			(116,018,000)
Discontinued Operation, Gain (Loss) from Disposal of Discontinued Operation, before Income Tax	13,269,000			13,269,000
Discontinued Operation, Income (Loss) from Discontinued Operation, before Income Tax	(1,169,000)		14,491,000	(102,749,000)		47,015,000
Discontinued Operation, Tax Effect of Discontinued Operation	81,084,000		7,210,000	61,679,000		20,589,000
Income (loss) from discontinued operations	(82,253,000)		7,281,000	(164,428,000)		26,426,000
Mail Services - International
Disposal Group, Including Discontinued Operation, Income Statement Disclosures [Abstract]
Disposal Group, Including Discontinued Operation, Revenue	4,000		32,461,000	23,036,000		100,443,000
Disposal Group, Including Discontinued Operation, Operating Income (Loss)	(1,072,000)			(3,050,000)
Discontinued Operation, Gain (Loss) from Disposal of Discontinued Operation, before Income Tax	1,196,000			(2,717,000)
Discontinued Operation, Income (Loss) from Discontinued Operation, before Income Tax	124,000		(30,086,000)	(5,767,000)		(34,051,000)
Discontinued Operation, Tax Effect of Discontinued Operation	168,000		(11,335,000)	(1,076,000)		(12,563,000)
Income (loss) from discontinued operations	(44,000)		(18,751,000)	(4,691,000)		(21,488,000)
Nordic Furniture Business [Member]
Disposal Group, Including Discontinued Operation, Income Statement Disclosures [Abstract]
Disposal Group, Including Discontinued Operation, Revenue	12,014,000		12,539,000	37,785,000		38,081,000
Disposal Group, Including Discontinued Operation, Operating Income (Loss)	(4,381,000)			(4,859,000)
Discontinued Operation, Gain (Loss) from Disposal of Discontinued Operation, before Income Tax	4,465,000			4,465,000
Discontinued Operation, Income (Loss) from Discontinued Operation, before Income Tax	84,000		79,000	(394,000)		1,370,000
Discontinued Operation, Tax Effect of Discontinued Operation	(9,000)		22,000	(144,000)		383,000
Income (loss) from discontinued operations	93,000		57,000	(250,000)		987,000
Management Services - International
Disposal Group, Including Discontinued Operation, Income Statement Disclosures [Abstract]
Discontinued Operation, Provision for Loss (Gain) on Disposal, before Income Tax	20,000,000			36,000,000
Liabilities of Disposal Group, Including Discontinued Operation [Abstract]
Impairment charge	15,000,000
Goodwill impairment charge	100,000,000
Capital Services
Disposal Group, Including Discontinued Operation, Income Statement Disclosures [Abstract]
Disposal Group, Including Discontinued Operation, Revenue						0
Discontinued Operation, Income (Loss) from Discontinued Operation, before Income Tax						0
Discontinued Operation, Tax Effect of Discontinued Operation						(19,332,000)
Income (loss) from discontinued operations						19,332,000
Management Services - North America
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Proceeds from Divestiture of Businesses	392,000,000
Management Services
Assets of Disposal Group, Including Discontinued Operation [Abstract]
Goodwill	$ 302,487,000			$ 302,487,000			$ 403,899,000

[1] lso includes the carrying value of our corporate headquarters building and certain surrounding parcels of land. See Note 6.