Discontinued Operations - Additional Information (Detail) (USD $) In Thousands, unless otherwise specified	9 Months Ended		3 Months Ended	9 Months Ended	12 Months Ended	3 Months Ended		9 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013 Latin America and Turkey	Sep. 30, 2013 Latin America and Turkey	Dec. 31, 2012 Latin America and Turkey	Sep. 30, 2013 Careers - China	Sep. 30, 2012 Careers - China	Sep. 30, 2013 Careers - China	Sep. 30, 2012 Careers - China	Feb. 05, 2013 Careers - China
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Costs associated with the shutdown of discontinued operation					$ 8,000
Severance costs related to discontinued operation			397	3,565
Income tax benefit related to discontinued operation	6,407	(5,213)	950	1,491		875		4,916
Gain (loss) from discontinued operations, net of tax			553	(2,074)		2,542		(1,724)
Minority interest owned						10.00%		10.00%
Accumulated unrealized currency translation gain										23,109
Received funds previously held in escrow, recorded as a gain								1,846
Goodwill impairment charge		$ 216,221					$ 216,221		$ 216,221