Segment Information - Revenue, Operating Income, Depreciation and Amortization, and Capital Expenditures, by Segment (Detail) - USD ($) $ in Thousands |
12 Months Ended |
Dec. 31, 2015 |
Dec. 31, 2014 |
Dec. 31, 2013 |
| Revenue: |
|
|
|
| Revenue before reimbursements (net revenue) |
$ 531,139
|
$ 494,292
|
$ 461,995
|
| Reimbursements |
17,172
|
18,947
|
18,998
|
| Total revenue |
548,311
|
513,239
|
480,993
|
| Operating income: |
|
|
|
| Operating (loss) income |
34,062
|
26,653
|
15,565
|
| Total |
34,062
|
26,653
|
15,565
|
| Depreciation and amortization |
|
|
|
| Depreciation and amortization |
13,696
|
15,312
|
16,275
|
| Capital expenditures: |
|
|
|
| Capital expenditures |
15,863
|
5,835
|
3,731
|
| Operating Segments [Member] |
|
|
|
| Operating income: |
|
|
|
| Operating (loss) income |
80,662
|
71,995
|
53,121
|
| Depreciation and amortization |
|
|
|
| Depreciation and amortization |
11,684
|
13,402
|
14,544
|
| Capital expenditures: |
|
|
|
| Capital expenditures |
9,680
|
3,901
|
3,286
|
| Global Operations Support [Member] |
|
|
|
| Operating income: |
|
|
|
| Global Operations Support |
(46,600)
|
(45,342)
|
(37,556)
|
| Depreciation and amortization |
|
|
|
| Depreciation and amortization |
2,012
|
1,910
|
1,731
|
| Capital expenditures: |
|
|
|
| Capital expenditures |
6,183
|
1,934
|
445
|
| Executive Search and Leadership Consulting [Member] | Operating Segments [Member] |
|
|
|
| Revenue: |
|
|
|
| Revenue before reimbursements (net revenue) |
494,812
|
459,541
|
437,205
|
| Operating income: |
|
|
|
| Operating (loss) income |
75,749
|
67,374
|
57,336
|
| Depreciation and amortization |
|
|
|
| Depreciation and amortization |
7,164
|
8,077
|
8,806
|
| Capital expenditures: |
|
|
|
| Capital expenditures |
9,585
|
3,848
|
3,286
|
| Culture Shaping [Member] | Operating Segments [Member] |
|
|
|
| Revenue: |
|
|
|
| Revenue before reimbursements (net revenue) |
36,327
|
34,751
|
24,790
|
| Operating income: |
|
|
|
| Operating (loss) income |
4,913
|
4,621
|
(4,215)
|
| Depreciation and amortization |
|
|
|
| Depreciation and amortization |
4,520
|
5,325
|
5,738
|
| Capital expenditures: |
|
|
|
| Capital expenditures |
95
|
53
|
13
|
| Executive Search and Leadership Consulting Americas Segment [Member] | Executive Search and Leadership Consulting [Member] | Operating Segments [Member] |
|
|
|
| Revenue: |
|
|
|
| Revenue before reimbursements (net revenue) |
300,473
|
260,830
|
256,706
|
| Operating income: |
|
|
|
| Operating (loss) income |
67,672
|
57,682
|
60,171
|
| Depreciation and amortization |
|
|
|
| Depreciation and amortization |
3,896
|
2,942
|
3,672
|
| Capital expenditures: |
|
|
|
| Capital expenditures |
7,500
|
2,858
|
1,411
|
| Executive Search and Leadership Consulting Europe Segment [Member] | Executive Search and Leadership Consulting [Member] | Operating Segments [Member] |
|
|
|
| Revenue: |
|
|
|
| Revenue before reimbursements (net revenue) |
100,606
|
108,979
|
90,081
|
| Operating income: |
|
|
|
| Operating (loss) income |
2,234
|
4,806
|
(6,513)
|
| Depreciation and amortization |
|
|
|
| Depreciation and amortization |
1,845
|
3,279
|
2,853
|
| Capital expenditures: |
|
|
|
| Capital expenditures |
999
|
478
|
822
|
| Executive Search and Leadership Consulting Asia Pacific Segment [Member] | Executive Search and Leadership Consulting [Member] | Operating Segments [Member] |
|
|
|
| Revenue: |
|
|
|
| Revenue before reimbursements (net revenue) |
93,733
|
89,732
|
90,418
|
| Operating income: |
|
|
|
| Operating (loss) income |
5,843
|
4,886
|
3,678
|
| Depreciation and amortization |
|
|
|
| Depreciation and amortization |
1,423
|
1,856
|
2,281
|
| Capital expenditures: |
|
|
|
| Capital expenditures |
$ 1,086
|
$ 512
|
$ 1,053
|