Earnings Per Share Attributable to Monster Worldwide, Inc - Additional Information (Detail) (USD $) In Thousands, except Share data, unless otherwise specified	0 Months Ended	9 Months Ended	17 Months Ended
	Apr. 30, 2013	Sep. 30, 2014	Sep. 30, 2014	Apr. 30, 2013	Oct. 22, 2014 Subsequent Event 3.50% Convertible Senior Notes Due 2019
Earnings Per Share Note [Line Items]
Debt instrument, interest rate					3.50%
Stock repurchase program, authorized amount				$ 200,000
Shares repurchased under repurchase program		7,125,988	27,717,428
Shares repurchased under repurchase program, value		51,927	158,683
Shares repurchased average price per share		$ 7.29	$ 5.73
Stock repurchase program, expiration date	Apr. 30, 2015
Stock repurchase program, remaining amount		$ 41,317	$ 41,317