Note 7 - Segment Information (Tables)

12 Months Ended

Aug. 31, 2018

Notes Tables

Schedule of Segment Reporting Information, by Segment [Table Text Block]

(in thousands) Year Ended August 31, 2018	U.S.		Europe		Asia Pacific		Total
Revenues from clients	$	841,908	$	387,589	$	120,648	$	1,350,145
Segment operating profit		148,095		148,977		69,132		366,204
Total assets		724,259		585,497		109,692		1,419,448
Depreciation and amortization		37,453		15,710		4,122		57,285
Stock-based compensation		26,014		4,857		645		31,516
Capital expenditures		20,358		3,140		10,022		33,520

Year Ended August 31, 2017	U.S.		Europe		Asia Pacific		Total
Revenues from clients	$	784,146	$	330,332	$	106,701	$	1,221,179
Segment operating profit		137,104		153,676		61,355		352,135
Total assets		703,941		609,368		100,006		1,413,315
Depreciation and amortization		35,244		9,837		3,213		48,294
Stock-based compensation		30,247		3,320		616		34,183
Capital expenditures		29,561		2,385		4,916		36,862

Year Ended August 31, 2016	U.S.		Europe		Asia Pacific		Total
Revenues from clients	$	755,492	$	277,682	$	93,918	$	1,127,092
Segment operating profit		165,251		131,410		53,015		349,676
Total assets		654,796		279,864		84,501		1,019,161
Depreciation and amortization		31,529		4,220		2,303		38,052
Stock-based compensation		25,776		3,459		558		29,793
Capital expenditures		38,631		4,092		5,017		47,740

Schedule of Revenue from External Customers Attributed to Foreign Countries by Geographic Area [Table Text Block]

	Years ended August 31,
(in thousands)	2018		2017		2016
Revenues (1)
United States	$	841,908	$	784,146	$	755,492
United Kingdom		332,006		163,732		154,902
All other European countries		55,583		166,600		122,780
Asia Pacific		120,648		106,701		93,918
Total revenues	$	1,350,145	$	1,221,179	$	1,127,092

Schedule of Disclosure on Geographic Areas, Long-Lived Assets in Individual Foreign Countries by Country [Table Text Block]

	At August 31,
(in thousands)	2018		2017		2016
Long-lived Assets ( 1 )
United States	$	74,792	$	79,299	$	70,646
United Kingdom		5,806		6,012		5,772
All other European countries		5,774		6,306		1,018
Asia Pacific		14,173		8,837		7,186
Total long-lived assets	$	100,545	$	100,454	$	84,622