Note 14 - Changes to the Current Estimate of the Vesting Percentage and Related Expense (Details) - Performance Shares [Member] $ in Thousands	9 Months Ended
	May 31, 2016 USD ($)
Street Account [Member] | Share-based Compensation Award, Tranche One [Member]
Cumulative Catch-up Adjustment	$ (1,213)	[1]
Remaining Expense to be Recognized	96
Street Account [Member] | Share-based Compensation Award, Tranche Two [Member]
Cumulative Catch-up Adjustment		[1]
Remaining Expense to be Recognized	483
Code Red, Inc. [Member] | Share-based Compensation Award, Tranche One [Member]
Cumulative Catch-up Adjustment	(788)	[1]
Remaining Expense to be Recognized
Code Red, Inc. [Member] | Share-based Compensation Award, Tranche Two [Member]
Cumulative Catch-up Adjustment	(591)	[1]
Remaining Expense to be Recognized	403
Code Red, Inc. [Member] | Share-based Compensation Award, Tranche Three [Member]
Cumulative Catch-up Adjustment		[1]
Remaining Expense to be Recognized	1,612
Code Red, Inc. [Member] | Share-based Compensation Award, Tranche Four [Member]
Cumulative Catch-up Adjustment	591	[1]
Remaining Expense to be Recognized	2,821
Code Red, Inc. [Member] | Share-based Compensation Award, Tranche Five [Member]
Cumulative Catch-up Adjustment	1,182	[1]
Remaining Expense to be Recognized	4,030
Portware LLC [Member] | Share-based Compensation Award, Tranche One [Member]
Cumulative Catch-up Adjustment		[1]
Remaining Expense to be Recognized
Portware LLC [Member] | Share-based Compensation Award, Tranche Two [Member]
Cumulative Catch-up Adjustment	1,531	[1]
Remaining Expense to be Recognized	10,719
Portware LLC [Member] | Share-based Compensation Award, Tranche Three [Member]
Cumulative Catch-up Adjustment	2,143	[1]
Remaining Expense to be Recognized	15,007
Portware LLC [Member] | Share-based Compensation Award, Tranche Four [Member]
Cumulative Catch-up Adjustment	3,062	[1]
Remaining Expense to be Recognized	$ 21,438

[1] Amounts represent the cumulative catch-up adjustment to be recorded if there was a change in the vesting percentage as of May 31, 2016.