SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES Restricted Cash (Details) - USD ($) $ in Thousands		Nov. 30, 2015	Aug. 31, 2015
Restricted Cash and Cash Equivalents Items [Line Items]
Restricted Cash and Cash Equivalents, Current		$ 60	$ 61
Restricted Cash and Cash Equivalents, Noncurrent		2,063	1,464
Restricted Cash and Cash Equivalents		2,123	1,525
Federalregulatoryrequirements [Member]
Restricted Cash and Cash Equivalents Items [Line Items]
Restricted Cash and Cash Equivalents, Current	[1]	60	61
Restricted Cash and Cash Equivalents, Noncurrent	[1]	$ 2,063	$ 1,464

[1] (1) Other short-term and long-term restricted cash consists mainly of cash deposits held within banking institutions in compliance with federal regulatory requirements in Costa Rica and Panama.