Note 10 - Intangible Assets (Tables)

3 Months Ended

Nov. 30, 2014

Disclosure Text Block [Abstract]

Schedule of Finite-Lived Intangible Assets [Table Text Block]

At November 30, 2014	Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount
Data content	$	54,722	$	28,067	$	26,655
Client relationships		25,227		17,432		7,795
Software technology		22,451		19,946		2,505
Trade names		1,690		1,011		679
Non-compete agreements		2,457		2,016		441
Total	$	106,547	$	68,472	$	38,075

At August 31, 2014	Gross Carrying Amount		Accumulated Amortization		Net Carrying Amount
Data content	$	56,974	$	27,644	$	29,330
Client relationships		25,821		17,443		8,378
Software technology		22,881		20,089		2,792
Non-compete agreements		2,465		1,881		584
Trade names		1,729		958		771
Total	$	109,870	$	68,015	$	41,855

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]

Fiscal Year	Estimated Amortization Expense
2015 (remaining nine months)	$	5,388
2016		5,657
2017		5,575
2018		4,464
2019		3,205
Thereafter		13,786
Total	$	38,075