Legal Proceeding and Tax Matters (Details) - USD ($) $ in Thousands		9 Months Ended
	Mar. 31, 2014	Apr. 30, 2017	Oct. 31, 2016	Jul. 31, 2016
Legal Proceeding and Tax Matters (Textual)
Lawsuit description		Saregama India, Limited filed a lawsuit against the Company before the Barasat District Court, seeking approximately $1,595,700 as damages and an injunction for copyright infringement.
Lawsuit approximate amount	$ 1,600
Amounts receivable from Norway's SkatteFUNN government			$ 200
Other current assets		313		$ 107
Norway SkatteFUNN [Member]
Legal Proceeding and Tax Matters (Textual)
Other current assets		$ 300