Note 7 - Segment Information (Tables)

12 Months Ended

Aug. 31, 2017

Notes Tables

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

(in thousands) Year Ended August 31, 201 7	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, 201 6	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

Year Ended August 31, 201 5	U.S.		Europe		Asia Pacific		Total
Revenues from clients	$	678,774	$	251,522	$	76,472	$	1,006,768
Segment operating profit		172,980		116,310		42,628		331,918
Total assets		427,990		239,689		68,992		736,671
Depreciation and amortization		23,645		5,135		2,569		31,349
Stock-based compensation		23,006		2,991		374		26,371
Capital expenditures		22,459		460		2,763		25,682

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

	Years e nded August 31,
(in thousands)	201 7		201 6		201 5
Revenues (1)
United States	$	784,146	$	755,492	$	678,774
United Kingdom		163,732		154,902		144,769
All other European countries		166,600		122,780		106,753
Asia Pacific		106,701		93,918		76,472
Total revenues	$	1,221,179	$	1,127,092	$	1,006,768

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

	At August 31,
(in thousands)	201 7		201 6		201 5
Long-lived Assets ( 1 )
United States	$	79,299	$	70,646	$	49,923
United Kingdom		6,012		5,772		3,655
All other European countries		6,306		1,018		1,322
Asia Pacific		8,837		7,186		4,364
Total long-lived assets	$	100,454	$	84,622	$	59,264