CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Total	Common Stock	Retained Earnings	Accumulated Other Comprehensive (Loss) Income, Net	Total Korn/Ferry International Stockholders' Equity	Noncontrolling Interest
Beginning Balance, Shares at Apr. 30, 2013		48,734,000
Beginning Balance at Apr. 30, 2013	$ 664,967	$ 431,508	$ 236,090	$ (2,631)	$ 664,967
Comprehensive income	$ 72,934		72,691	243	72,934
Purchase of stock, shares	0	(113,000)
Purchase of stock	$ (2,249)	$ (2,249)			(2,249)
Issuance of stock	8,805	$ 8,805			8,805
Issuance of stock (shares)		1,190,000
Stock-based compensation	12,160	$ 12,160			12,160
Tax benefit from exercise of stock options and vesting of restricted stock	(593)	$ (593)			(593)
Ending Balance, Shares at Apr. 30, 2014		49,811,000
Ending Balance at Apr. 30, 2014	756,024	$ 449,631	308,781	(2,388)	756,024
Comprehensive income	50,122		88,357	(38,235)	50,122
Dividends declared	$ (5,105)		(5,105)		(5,105)
Purchase of stock, shares	0	(122,000)
Purchase of stock	$ (4,038)	$ (4,038)			(4,038)
Issuance of stock	2,993	$ 2,993			2,993
Issuance of stock (shares)		884,000
Stock-based compensation	13,737	$ 13,737			13,737
Tax benefit from exercise of stock options and vesting of restricted stock	$ 1,516	$ 1,516			1,516
Ending Balance, Shares at Apr. 30, 2015	50,573,000	50,573,000
Ending Balance at Apr. 30, 2015	$ 815,249	$ 463,839	392,033	(40,623)	815,249
Acquisition of noncontrolling interest in Mexico	1,489					$ 1,489
Comprehensive income	14,137		30,913	(17,288)	13,625	512
Dividends declared	$ (21,833)		(21,833)		(21,833)
Purchase of stock, shares	0	(215,000)
Purchase of stock	$ (7,410)	$ (7,410)			(7,410)
Issuance of stock	222,456	$ 222,456			222,456
Issuance of stock (shares)		6,914,000
Stock-based compensation	18,305	$ 18,305			18,305
Tax benefit from exercise of stock options and vesting of restricted stock	$ 4,908	$ 4,908			4,908
Ending Balance, Shares at Apr. 30, 2016	57,272,000	57,272,000
Ending Balance at Apr. 30, 2016	$ 1,047,301	$ 702,098	$ 401,113	$ (57,911)	$ 1,045,300	$ 2,001