REPORTABLE SEGMENTS (Details) - Schedule of summary of segment assets - USD ($) $ in Thousands	Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2014
REPORTABLE SEGMENTS (Details) - Schedule of summary of segment assets [Line Items]
Continuing assets	$ 1,779,909	$ 1,709,322	$ 1,805,076
Assets of discontinued operations	2,187	3,491	3,750
Total Assets	1,782,096	1,712,813	1,808,826
Home & Building Products [Member]
REPORTABLE SEGMENTS (Details) - Schedule of summary of segment assets [Line Items]
Continuing assets	1,020,297	1,034,032	1,031,904
Telephonics [Member]
REPORTABLE SEGMENTS (Details) - Schedule of summary of segment assets [Line Items]
Continuing assets	334,631	302,560	319,327
Plastics [Member]
REPORTABLE SEGMENTS (Details) - Schedule of summary of segment assets [Line Items]
Continuing assets	365,920	343,519	389,464
Operating [Member]
REPORTABLE SEGMENTS (Details) - Schedule of summary of segment assets [Line Items]
Continuing assets	1,720,848	1,680,111	1,740,695
Corporate [Member]
REPORTABLE SEGMENTS (Details) - Schedule of summary of segment assets [Line Items]
Continuing assets	$ 59,061	$ 29,211	$ 64,381