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This item represents disclosure of the amount of dividends or other distributions received from unconsolidated subsidiaries, certain corporate joint ventures, and certain noncontrolled corporation; these investments are accounted for under the equity method of accounting. This element excludes distributions that constitute a return of investment, which are classified as investing activities.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 230

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-Section 45

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-Publisher SEC

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-Section 03

-Paragraph 13

-Article 5

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The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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

-Publisher FASB

-Name Accounting Standards Codification

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This item represents the carrying amount on the entity's balance sheet of its investment in common stock of an equity method investee. This is not an indicator of the fair value of the investment, rather it is the initial cost adjusted for the entity's share of earnings and losses of the investee, adjusted for any distributions (dividends) and other than temporary impairment (OTTI) losses recognized.

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

-Publisher FASB

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-Topic 210

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The cash outflow associated with the purchase of or advances to an equity method investments, which are investments in joint ventures and entities in which the entity has an equity ownership interest normally of 20 to 50 percent and exercises significant influence.

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Investments - Additional Information (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended			3 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012	Mar. 31, 2013	Jun. 13, 2012	Jun. 30, 2014	Dec. 31, 2008	Jan. 03, 2014
Investment [Line Items]
Carrying value of the investment	$ 20,700us-gaap_EquityMethodInvestments	$ 220us-gaap_EquityMethodInvestments
Australia
Investment [Line Items]
Percentage of equity investment							50.00%
Carrying value of the investment	296	0
Additional investments in equity method investee	1,331	1,897	2,077
Finland
Investment [Line Items]
Percentage of equity investment								25.00%
Dividend received from investment in Finland				658	728
Carrying value of the investment		220
Eastern Europe and the Baltics \| Alma Career Oy
Investment [Line Items]
Percentage of equity investment	15.00%
Dividend received from investment in Finland						199
Carrying value of the investment	20,404
Additional investments in equity method investee	$ 6,500