Note 7. Segment reporting (Tables)

6 Months Ended

Feb. 29, 2012

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

For the three months ended February 29, 2012	U.S.		Europe		Asia Pacific		Total
Revenues from clients	$	136,415	$	48,824	$	14,132	$	199,371
Segment operating profit		37,565		22,536		7,016		67,117
Total assets		358,963		258,805		46,056		663,824
Capital expenditures		4,255		156		179		4,590
For the three months ended February 28, 2011	U.S.		Europe		Asia Pacific		Total
Revenues from clients	$	121,550	$	43,869	$	12,216	$	177,635
Segment operating profit		32,411		20,199		5,483		58,093
Total assets		414,259		242,672		26,139		683,070
Capital expenditures		5,510		178		1,724		7,412

For the six months ended February 29, 2012	U.S.		Europe		Asia Pacific		Total
Revenues from clients	$	270,892	$	96,929	$	27,998	$	395,819
Segment operating profit		74,001		46,317		13,552		133,870
Capital expenditures		9,867		211		566		10,644
For the six months ended February 28, 2011	U.S.		Europe		Asia Pacific		Total
Revenues from clients	$	239,774	$	87,056	$	24,094	$	350,924
Segment operating profit		67,612		38,718		11,192		117,522
Capital expenditures		12,130		345		2,958		15,433