EARNINGS PER SHARE ATTRIBUTABLE TO MONSTER WORLDWIDE, INC. - Additional Information (Detail) - USD ($)	3 Months Ended	9 Months Ended		29 Months Ended
	Sep. 30, 2015	Sep. 30, 2015	Sep. 30, 2014	Sep. 30, 2015	Dec. 31, 2014	Oct. 22, 2014	Apr. 30, 2013
Debt Instrument [Line Items]
Average share price, (in dollars per share)	$ 6.81	$ 6.18
Potentially dilutive securities, conversion of debt securities (in shares)	5,872,451	3,714,467
Share Repurchase Program:
Stock repurchase program, authorized amount							$ 200,000,000
Stock repurchase program, expiration date		Apr. 30, 2015
Shares repurchased under repurchase program (in shares)		0	7,125,988	27,717,428
Shares repurchased under repurchase program, value			$ 51,927,000	$ 158,683,000
Shares repurchased average price per share (in dollars per share)			$ 7.29	$ 5.73
3.50% Convertible Senior Notes Due 2019
Debt Instrument [Line Items]
Interest rate	3.50%	3.50%		3.50%	3.50%	3.50%
Conversion price per share (in dollars per share)						$ 5.33
Convertible Debt | 3.50% Convertible Senior Notes Due 2019
Debt Instrument [Line Items]
Interest rate	3.50%	3.50%	3.50%	3.50%		3.50%
Conversion price per share (in dollars per share)						$ 5.33