Basis of Presentation (Tables)

3 Months Ended

Dec. 31, 2015

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Deferred Revenue, by Arrangement, Disclosure

The components of deferred profit are as follows:

	December 31, 2015		September 30, 2015
	(dollars in thousands)
Deferred revenues	$	6,994	$	7,280
Deferred costs	2,315		2,407
Deferred profit	$	4,679	$	4,873

Schedule of Inventory, Current

The components of inventories are as follows:

	December 31, 2015		September 30, 2015
	(dollars in thousands)
Purchased parts and raw materials	$	10,950	$	11,587
Work-in-process	4,314		5,089
Finished goods	6,277		6,653
	$	21,541	$	23,329

Property, Plant and Equipment

The following is a summary of property, plant and equipment:

	December 31, 2015			September 30, 2015
	(dollars in thousands)
Land, building and leasehold improvements	$	17,904		$	18,095
Equipment and machinery	9,564			9,709
Furniture and fixtures	5,325			5,465
	32,793			33,269
Accumulated depreciation and amortization	(15,714		)	(15,508		)
	$	17,079		$	17,761

Schedule of Goodwill

	Solar			Semiconductor		Polishing		Total
	(dollars in thousands)
Goodwill	$	6,617		$	4,463	$	728	$	11,808
Accumulated impairment losses	(1,273		)	—		—		(1,273		)
Carrying value at September 30, 2015	5,344			4,463		728		10,535
Goodwill recognized due to acquisitions	—			600		—		600
Net exchange differences	(161		)	—		—		(161		)
Carrying value at December 31, 2015	$	5,183		$	5,063	$	728	$	10,974
Goodwill	$	6,413		$	5,063	$	728	$	12,204
Accumulated impairment losses	(1,230		)	—		—		(1,230		)
Carrying value at December 31, 2015	$	5,183		$	5,063	$	728	$	10,974

Schedule of Finite-Lived Intangible Assets

The following is a summary of intangibles:

	Useful Life	Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount		Gross Carrying Amount		Accumulated Amortization			Net Carrying Amount
		December 31, 2015							September 30, 2015
		(dollars in thousands)
Non-compete agreements	4-8 years	$	133	$	(133	)	$	—	$	137	$	(137	)	$	—
Customer lists	10 years	2,412		(776		)	1,636		2,434		(808		)	1,626
Technology	5-10 years	3,126		(1,526		)	1,600		3,223		(1,368		)	1,855
Trade names	10-15 years	1,449		(97		)	1,352		1,456		(72		)	1,384
Other	2-10 years	287		(210		)	77		278		(204		)	74
		$	7,407	$	(2,742	)	$	4,665	$	7,528	$	(2,589	)	$	4,939

Schedule of Product Warranty Liability

	Three Months Ended December 31,
	2015			2014
	(dollars in thousands)
Beginning balance	$	793		$	628
Warranty expenditures	(22		)	(228		)
Warranty provisions/(adjustment)	(5		)	307
Ending balance	$	766		$	707

Effects of share-based compensation expense

Stock-based compensation expense reduced the Company’s results of operations by the following amounts:

	Three Months Ended December 31,
	2015			2014
	(dollars in thousands)
Effect on income before income taxes (1)	$	(342	)	$	(232	)
Effect on income taxes	48			36
Effect on net income	$	(294	)	$	(196	)

(1) Stock-based compensation expense is included in selling, general and administrative expenses.

Schedule of Share-based Compensation, Stock Options, Activity

Stock option transactions and the options outstanding are summarized as follows:

	Three months ended December 31,
	2015					2014
	Options			Weighted Average Exercise Price		Options		Weighted Average Exercise Price
Outstanding at beginning of period	1,627,477			$	9.11	1,063,324		$	7.37
Granted	344,075			5.25		282,500		9.98
Exercised	—			—		—		—
Forfeited	(33,642		)	14.90		—		—
Outstanding at end of period	1,937,910			$	8.34	1,345,824		$	7.91
Exercisable at end of period	1,189,855			$	9.21	802,703		$	7.81
Weighted average fair value of options granted during the period	$	3.03				$	6.09

Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions

The fair value of options was estimated at the applicable grant date using the Black-Scholes option pricing model with the following assumptions:

	Three months ended December 31,
	2015	2014
Risk free interest rate	2%	2%
Expected life	6 years	6 years
Dividend rate	0%	0%
Volatility	62%	67%

Schedule of Share-based Compensation, Restricted Stock Activity

Restricted stock transactions and awards outstanding are summarized as follows:

	Three months ended December 31,
	2015				2014
	Awards		Weighted Average Grant Date Fair Value		Awards		Weighted Average Grant Date Fair Value
Beginning Outstanding	13,540		$	7.98	35,203		$	10.13
Released	(13,540	)	7.98		(21,663	)	11.47
Ending Outstanding	—		$	—	13,540		$	7.98

Research and Development Expense

The table below shows gross research and development expenses and grants earned:

	Three Months Ended
	December 31, 2015			December 31, 2014
	(dollars in thousands)
Research, development and engineering	$	2,615		$	2,573
Grants earned	(327		)	(736		)
Net research, development and engineering	$	2,288		$	1,837