Goodwill and Other Intangible Assets, Net (Tables)

3 Months Ended

Dec. 31, 2015

Goodwill and Other Intangible Assets, Net

Schedule Changes in the carrying value of goodwill

Goodwill at September 30, 2015	$	4,789
Adjustments		—
Goodwill at December 31, 2015	$	4,789

Summary of intangible assets

	Gross		Accumulated		Carrying
September 30, 2015	Amount		Amortization		Amount
Patents	$	4,030	$	(3,091)	$	939
Trademarks		3,800		—		3,800
Customer relationships		2,100		(119)		1,981
Other		330		(276)		54
	$	10,260	$	(3,486)	$	6,774

	Gross		Accumulated		Carrying
December 31, 2015	Amount		Amortization		Amount
Patents	$	4,030	$	(3,162)	$	868
Trademarks		3,800		—		3,800
Customer relationships		2,100		(159)		1,941
Other		330		(291)		39
	$	10,260	$	(3,612)	$	6,648

Schedule of estimate of aggregate amortization expense

Estimate of Aggregate Amortization Expense:
Year Ended September 30,
2016	404
2017	431
2018	427
2019	246
2020	140
Thereafter	1,200