Subsequent Events - Additional Information (Detail) (USD $)			1 Months Ended
Sep. 30, 2013 Finland	Nov. 07, 2013 Subsequent Event Finland Minimum	Nov. 07, 2013 Subsequent Event Finland Maximum	Nov. 07, 2013 Subsequent Event JobKorea Ltd.
Subsequent Event [Line Items]
Percentage ownership interest sold				49.99%
Cash consideration received upon sale of interest in subsidiary				$ 90,000
Percentage of equity investment	25.00%	15.00%	20.00%

The cash inflow associated with the deconsolidation of a previously consolidated subsidiary or the sale of investment in consolidated subsidiaries (generally greater than 50 percent).

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Glossary Investing Activities

-URI http://asc.fasb.org/extlink&oid=6516133

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

-SubTopic 10

-Section 45

-Paragraph 12

-Subparagraph (b)

-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3179-108585

Name:	us-gaap_ProceedsFromDivestitureOfInterestInConsolidatedSubsidiaries
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration