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Business Segments (Detail) (USD $) In Thousands, unless otherwise specified | 3 Months Ended | 12 Months Ended
--- | --- | ---
Apr. 30, 2014 | Jan. 31, 2014 | Oct. 31, 2013 | Jul. 31, 2013 | Apr. 30, 2013 | Jan. 31, 2013 | Oct. 31, 2012 | Jul. 31, 2012 | Apr. 30, 2014 | Apr. 30, 2013 | Apr. 30, 2012
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fee revenue | $ 251,712 |  | $ 242,184 | $ 237,968 | $ 228,437 | $ 227,902 | [1] | $ 202,004 | $ 196,231 | $ 186,694 | $ 960,301 |  | $ 812,831 |  | $ 790,505 |
Total revenue |  |  |  |  |  |  |  |  |  |  | 995,559 |  | 849,701 |  | 826,759 |
Net income | 21,211 |  | 21,304 | 18,759 | 11,417 | 12,197 | [1] | 9,482 | 1,196 | 10,418 | 72,691 |  | 33,293 |  | 54,303 |
Other income, net |  |  |  |  |  |  |  |  |  |  | (9,769) |  | (6,309) |  | 271 |
Interest expense, net |  |  |  |  |  |  |  |  |  |  | 2,363 |  | 2,365 |  | 1,791 |
Equity in earnings of unconsolidated subsidiaries, net |  |  |  |  |  |  |  |  |  |  | (2,169) |  | (2,110) |  | (1,850) |
Income tax provision |  |  |  |  |  |  |  |  |  |  | 28,492 |  | 16,637 |  | 28,351 |
Operating income (loss) | 24,480 |  | 27,302 | 23,165 | 16,661 | 15,392 | [1] | 8,706 | 2,769 | 17,009 | 91,608 |  | 43,876 |  | 82,866 |
Depreciation and amortization |  |  |  |  |  |  |  |  |  |  | 26,172 |  | 19,004 |  | 14,017 |
Other income (loss), net |  |  |  |  |  |  |  |  |  |  | 9,769 |  | 6,309 |  | (271) |
Equity in earnings of unconsolidated subsidiaries, net |  |  |  |  |  |  |  |  |  |  | 2,169 |  | 2,110 |  | 1,850 |
EBITDA |  |  |  |  |  |  |  |  |  |  | 129,718 |  | 71,299 |  | 98,462 |
Restructuring charges, net |  |  |  |  |  | 2,900 |  |  |  |  | 3,682 |  | 22,857 | [2] | 929 |
Separation costs |  |  |  |  |  |  |  |  |  |  | 4,500 |  | 516 |  | 1,919 |
Integration costs |  |  |  |  |  |  |  |  |  |  | 394 |  | 3,106 |  |  |
Adjusted EBITDA |  |  |  |  |  |  |  |  |  |  | 138,294 |  | 97,778 |  | 101,310 |
Identifiable assets | 1,233,666 | [3] |  |  |  | 1,115,229 | [3] |  |  |  | 1,233,666 | [3] | 1,115,229 | [3] | 1,014,689 | [3]
Long-lived assets | 60,434 | [3] |  |  |  | 53,628 | [3] |  |  |  | 60,434 | [3] | 53,628 | [3] | 49,808 | [3]
Goodwill | 257,582 | [3] |  |  |  | 257,293 | [3] |  |  |  | 257,582 | [3] | 257,293 | [3] | 176,338 | [3]
Operating Segments | Executive Recruitment |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fee revenue |  |  |  |  |  |  |  |  |  |  | 568,875 |  | 522,479 |  | 561,202 |
Total revenue |  |  |  |  |  |  |  |  |  |  | 591,190 |  | 544,831 |  | 586,485 |
Operating income (loss) |  |  |  |  |  |  |  |  |  |  | 116,352 |  | 80,965 |  | 109,934 |
Depreciation and amortization |  |  |  |  |  |  |  |  |  |  | 8,012 |  | 8,991 |  | 8,140 |
Other income (loss), net |  |  |  |  |  |  |  |  |  |  | 1,769 |  | 793 |  | (145) |
Equity in earnings of unconsolidated subsidiaries, net |  |  |  |  |  |  |  |  |  |  | 383 |  | 434 |  | 159 |
EBITDA |  |  |  |  |  |  |  |  |  |  | 126,516 |  | 91,183 |  | 118,088 |
Restructuring charges, net |  |  |  |  |  |  |  |  |  |  | 1,336 |  | 8,194 |  | 783 |
Separation costs |  |  |  |  |  |  |  |  |  |  |  |  | 516 |  |  |
Adjusted EBITDA |  |  |  |  |  |  |  |  |  |  | 127,852 |  | 99,893 |  | 118,871 |
Identifiable assets | 562,354 | [3] |  |  |  | 453,489 | [3] |  |  |  | 562,354 | [3] | 453,489 | [3] | 411,605 | [3]
Long-lived assets | 28,308 | [3] |  |  |  | 29,157 | [3] |  |  |  | 28,308 | [3] | 29,157 | [3] | 34,723 | [3]
Goodwill | 104,615 | [3] |  |  |  | 105,749 | [3] |  |  |  | 104,615 | [3] | 105,749 | [3] | 107,244 | [3]
Operating Segments | Executive Recruitment | North America |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fee revenue |  |  |  |  |  |  |  |  |  |  | 306,768 |  | 290,317 |  | 305,717 |
Total revenue |  |  |  |  |  |  |  |  |  |  | 321,473 |  | 305,993 |  | 323,116 |
Operating income (loss) |  |  |  |  |  |  |  |  |  |  | 70,256 |  | 58,832 |  | 75,580 |
Depreciation and amortization |  |  |  |  |  |  |  |  |  |  | 3,579 |  | 4,726 |  | 4,624 |
Other income (loss), net |  |  |  |  |  |  |  |  |  |  | 631 |  | 466 |  | 5 |
Equity in earnings of unconsolidated subsidiaries, net |  |  |  |  |  |  |  |  |  |  | 383 |  | 434 |  | 159 |
EBITDA |  |  |  |  |  |  |  |  |  |  | 74,849 |  | 64,458 |  | 80,368 |
Restructuring charges, net |  |  |  |  |  |  |  |  |  |  | 816 |  | 3,583 |  | (15) |
Adjusted EBITDA |  |  |  |  |  |  |  |  |  |  | 75,665 |  | 68,041 |  | 80,353 |
Identifiable assets | 295,865 | [3] |  |  |  | 209,079 | [3] |  |  |  | 295,865 | [3] | 209,079 | [3] | 171,641 | [3]
Long-lived assets | 18,647 | [3] |  |  |  | 19,167 | [3] |  |  |  | 18,647 | [3] | 19,167 | [3] | 22,288 | [3]
Goodwill | 52,086 | [3] |  |  |  | 54,513 | [3] |  |  |  | 52,086 | [3] | 54,513 | [3] | 55,608 | [3]
Operating Segments | Executive Recruitment | EMEA |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fee revenue |  |  |  |  |  |  |  |  |  |  | 147,917 |  | 128,807 |  | 141,409 |
Total revenue |  |  |  |  |  |  |  |  |  |  | 152,525 |  | 132,988 |  | 146,573 |
Operating income (loss) |  |  |  |  |  |  |  |  |  |  | 23,168 |  | 9,173 |  | 13,288 |
Depreciation and amortization |  |  |  |  |  |  |  |  |  |  | 2,727 |  | 2,347 |  | 1,881 |
Other income (loss), net |  |  |  |  |  |  |  |  |  |  | 632 |  | 95 |  | (149) |
EBITDA |  |  |  |  |  |  |  |  |  |  | 26,527 |  | 11,615 |  | 15,020 |
Restructuring charges, net |  |  |  |  |  |  |  |  |  |  | 460 |  | 3,982 |  | 897 |
Separation costs |  |  |  |  |  |  |  |  |  |  |  |  | 516 |  |  |
Adjusted EBITDA |  |  |  |  |  |  |  |  |  |  | 26,987 |  | 16,113 |  | 15,917 |
Identifiable assets | 157,610 | [3] |  |  |  | 148,491 | [3] |  |  |  | 157,610 | [3] | 148,491 | [3] | 140,980 | [3]
Long-lived assets | 5,515 | [3] |  |  |  | 6,312 | [3] |  |  |  | 5,515 | [3] | 6,312 | [3] | 7,542 | [3]
Goodwill | 51,557 | [3] |  |  |  | 50,264 | [3] |  |  |  | 51,557 | [3] | 50,264 | [3] | 50,664 | [3]
Operating Segments | Executive Recruitment | Asia Pacific |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fee revenue |  |  |  |  |  |  |  |  |  |  | 84,816 |  | 73,221 |  | 82,230 |
Total revenue |  |  |  |  |  |  |  |  |  |  | 87,606 |  | 75,359 |  | 84,279 |
Operating income (loss) |  |  |  |  |  |  |  |  |  |  | 17,274 |  | 6,973 |  | 11,859 |
Depreciation and amortization |  |  |  |  |  |  |  |  |  |  | 1,383 |  | 1,546 |  | 1,268 |
Other income (loss), net |  |  |  |  |  |  |  |  |  |  | 203 |  | 200 |  | 60 |
EBITDA |  |  |  |  |  |  |  |  |  |  | 18,860 |  | 8,719 |  | 13,187 |
Restructuring charges, net |  |  |  |  |  |  |  |  |  |  | 60 |  | 629 |  |  |
Adjusted EBITDA |  |  |  |  |  |  |  |  |  |  | 18,920 |  | 9,348 |  | 13,187 |
Identifiable assets | 83,292 | [3] |  |  |  | 72,303 | [3] |  |  |  | 83,292 | [3] | 72,303 | [3] | 76,027 | [3]
Long-lived assets | 2,978 | [3] |  |  |  | 2,784 | [3] |  |  |  | 2,978 | [3] | 2,784 | [3] | 3,938 | [3]
Goodwill | 972 | [3] |  |  |  | 972 | [3] |  |  |  | 972 | [3] | 972 | [3] | 972 | [3]
Operating Segments | Executive Recruitment | South America |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fee revenue |  |  |  |  |  |  |  |  |  |  | 29,374 |  | 30,134 |  | 31,846 |
Total revenue |  |  |  |  |  |  |  |  |  |  | 29,586 |  | 30,491 |  | 32,517 |
Operating income (loss) |  |  |  |  |  |  |  |  |  |  | 5,654 |  | 5,987 |  | 9,207 |
Depreciation and amortization |  |  |  |  |  |  |  |  |  |  | 323 |  | 372 |  | 367 |
Other income (loss), net |  |  |  |  |  |  |  |  |  |  | 303 |  | 32 |  | (61) |
EBITDA |  |  |  |  |  |  |  |  |  |  | 6,280 |  | 6,391 |  | 9,513 |
Restructuring charges, net |  |  |  |  |  |  |  |  |  |  |  |  |  |  | (99) |
Adjusted EBITDA |  |  |  |  |  |  |  |  |  |  | 6,280 |  | 6,391 |  | 9,414 |
Identifiable assets | 25,587 | [3] |  |  |  | 23,616 | [3] |  |  |  | 25,587 | [3] | 23,616 | [3] | 22,957 | [3]
Long-lived assets | 1,168 | [3] |  |  |  | 894 | [3] |  |  |  | 1,168 | [3] | 894 | [3] | 955 | [3]
Operating Segments | LTC |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fee revenue |  |  |  |  |  |  |  |  |  |  | 254,636 |  | 168,115 |  | 115,407 |
Total revenue |  |  |  |  |  |  |  |  |  |  | 262,962 |  | 176,566 |  | 120,281 |
Operating income (loss) |  |  |  |  |  |  |  |  |  |  | 23,847 |  | 6,424 |  | 16,360 |
Depreciation and amortization |  |  |  |  |  |  |  |  |  |  | 12,491 |  | 6,012 |  | 2,613 |
Other income (loss), net |  |  |  |  |  |  |  |  |  |  | 106 |  | (75) |  | 146 |
EBITDA |  |  |  |  |  |  |  |  |  |  | 36,444 |  | 12,361 |  | 19,119 |
Restructuring charges, net |  |  |  |  |  |  |  |  |  |  | 1,149 |  | 10,198 |  |  |
Adjusted EBITDA |  |  |  |  |  |  |  |  |  |  | 37,593 |  | 22,559 |  | 19,119 |
Identifiable assets | 255,590 | [3] |  |  |  | 248,611 | [3] |  |  |  | 255,590 | [3] | 248,611 | [3] | 83,576 | [3]
Long-lived assets | 11,976 | [3] |  |  |  | 10,383 | [3] |  |  |  | 11,976 | [3] | 10,383 | [3] | 2,648 | [3]
Goodwill | 119,350 | [3] |  |  |  | 119,090 | [3] |  |  |  | 119,350 | [3] | 119,090 | [3] | 36,251 | [3]
Operating Segments | Futurestep |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Fee revenue |  |  |  |  |  |  |  |  |  |  | 136,790 |  | 122,237 |  | 113,896 |
Total revenue |  |  |  |  |  |  |  |  |  |  | 141,407 |  | 128,304 |  | 119,993 |
Operating income (loss) |  |  |  |  |  |  |  |  |  |  | 13,352 |  | 10,975 |  | 8,445 |
Depreciation and amortization |  |  |  |  |  |  |  |  |  |  | 1,797 |  | 1,180 |  | 1,070 |
Other income (loss), net |  |  |  |  |  |  |  |  |  |  | 583 |  | 51 |  | 41 |
EBITDA |  |  |  |  |  |  |  |  |  |  | 15,732 |  | 12,206 |  | 9,556 |
Restructuring charges, net |  |  |  |  |  |  |  |  |  |  | 1,134 |  | 3,527 |  | 146 |
Separation costs |  |  |  |  |  |  |  |  |  |  |  |  |  |  | 920 |
Adjusted EBITDA |  |  |  |  |  |  |  |  |  |  | 16,866 |  | 15,733 |  | 10,622 |
Identifiable assets | 111,036 | [3] |  |  |  | 93,331 | [3] |  |  |  | 111,036 | [3] | 93,331 | [3] | 90,560 | [3]
Long-lived assets | 2,550 | [3] |  |  |  | 2,523 | [3] |  |  |  | 2,550 | [3] | 2,523 | [3] | 3,420 | [3]
Goodwill | 33,617 | [3] |  |  |  | 32,454 | [3] |  |  |  | 33,617 | [3] | 32,454 | [3] | 32,843 | [3]
Corporate |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Operating income (loss) |  |  |  |  |  |  |  |  |  |  | (61,943) |  | (54,488) |  | (51,873) | [4]
Depreciation and amortization |  |  |  |  |  |  |  |  |  |  | 3,872 |  | 2,821 |  | 2,194 | [4]
Other income (loss), net |  |  |  |  |  |  |  |  |  |  | 7,311 |  | 5,540 |  | (313) | [4]
Equity in earnings of unconsolidated subsidiaries, net |  |  |  |  |  |  |  |  |  |  | 1,786 |  | 1,676 |  | 1,691 | [4]
EBITDA |  |  |  |  |  |  |  |  |  |  | (48,974) |  | (44,451) |  | (48,301) | [4]
Restructuring charges, net |  |  |  |  |  |  |  |  |  |  | 63 |  | 938 |  |  |
Separation costs |  |  |  |  |  |  |  |  |  |  | 4,500 |  |  |  | 999 | [4]
Integration costs |  |  |  |  |  |  |  |  |  |  | 394 |  | 3,106 |  |  |
Adjusted EBITDA |  |  |  |  |  |  |  |  |  |  | (44,017) |  | (40,407) |  | (47,302) | [4]
Identifiable assets | 304,686 | [3] |  |  |  | 319,798 | [3] |  |  |  | 304,686 | [3] | 319,798 | [3] | 428,948 | [3],[4]
Long-lived assets | $ 17,600 | [3] |  |  |  | $ 11,565 | [3] |  |  |  | $ 17,600 | [3] | $ 11,565 | [3] | $ 9,017 | [3],[4]
[1] | During the three months ended April 30, 2013, the Company implemented a restructuring plan to continue to integrate PDI in order to eliminate redundant positions and consolidate premises. This resulted in restructuring charges, net of recoveries of $2.9 million against operations during the three months ended April 30, 2013.
[2] | During fiscal 2013, the Company recovered $1.0 million from a legal settlement (related to premises) attributable to a previous restructuring action.
[3] | As of the end of the fiscal year.
[4] | The Company recorded an adjustment to the fair value of contingent consideration for a prior acquisition of $2.2 million during the year-ended April 30, 2012.

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