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Basis of Presentation (Tables)
 9 Months Ended
Jun. 30, 2014
Organization, Consolidation and Presentation of Financial Statements [Abstract]  
Deferred Revenue, by Arrangement, Disclosure
The components of deferred profit are as follows:
 
 
June 30,
2014
 
September 30,
2013
 
(dollars in thousands)
Deferred revenues
$
16,531

 
$
3,371

Deferred costs
9,238

 
304

Deferred profit
$
7,293

 
$
3,067
Schedule of Inventory, Current
The components of inventories are as follows:
 
 
June 30,
2014
 
September 30,
2013
 
(dollars in thousands)
Purchased parts and raw materials
$
10,874

 
$
11,757

Work-in-process
4,693

 
7,104

Finished goods
2,731

 
3,140

 
$
18,298

 
$
22,001
Property, Plant and Equipment
The following is a summary of property, plant and equipment:
 
 
June 30,
2014
 
September 30,
2013
 
(dollars in thousands)
Land, building and leasehold improvements
$
11,068

 
$
10,960

Equipment and machinery
7,868

 
7,630

Furniture and fixtures
5,765

 
5,685

 
24,701

 
24,275

Accumulated depreciation and amortization
(14,614
)
 
(13,209
)
 
$
10,087

 
$
11,066
Schedule of Goodwill
The following is a summary of activity in goodwill:
 
 
Solar and Semiconductor Equipment
 
Polishing Supplies and Equipment
 
Total
 
(dollars in thousands)
Balance at the beginning of year
 
 
 
 
 
   Goodwill
$
12,563

 
$
728

 
$
13,291

   Accumulated impairment losses
(4,810
)
 
—

 
(4,810
)
 
7,753

 
728

 
8,481

Net exchange differences
24

 
—

 
24

Balance at the end of quarter
 
 
 
 
 
   Goodwill
12,600

 
728

 
13,328

   Accumulated impairment losses
(4,823
)
 
—

 
(4,823
)
 
$
7,777

 
$
728

 
$
8,505
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
 
 
 
June 30, 2014
 
September 30, 2013
 
 
 
(dollars in thousands)
Non-compete agreements
4-8 years
 
$
1,066

$
(902
)
$
164

 
$
1,065

$
(717
)
$
348

Customer lists
10 years
 
879

(601
)
278

 
871

(532
)
339

Technology
5-10 years
 
2,442

(1,664
)
778

 
2,426

(1,422
)
1,004

In-process research and development
(1)
 
1,600

—

1,600

 
1,600

—

1,600

Other
2-10 years
 
344

(174
)
170

 
341

(130
)
211

 
 
 
$
6,331

$
(3,341
)
$
2,990

 
$
6,303

$
(2,801
)
$
3,502



(1)
The in-process research and development will be amortized over its useful life when it has reached technological feasibility.
Schedule of Product Warranty Liability
The following is a summary of activity in accrued warranty expense:
 
 
Nine Months Ended June 30,
 
2014
 
2013
 
(dollars in thousands)
Beginning balance
$
1,454

 
$
2,687

Warranty expenditures
(663
)
 
(1,137
)
Warranty provisions/(adjustment)
(25
)
 
216

Ending balance
$
766

 
$
1,766
Effects of share-based compensation expense
Share-based compensation expense reduced the Company’s results of operations by the following amounts:
 
 
Three Months Ended June 30,
 
Nine Months Ended June 30,
 
2014
 
2013
 
2014
 
2013
 
(dollars in thousands)
Effect on income before income taxes (1)
$
(230
)
 
$
(1,553
)
 
$
(603
)
 
$
(2,313
)
Effect on income taxes
36

 
315

 
196

 
469

Effect on net income
$
(194
)
 
$
(1,238
)
 
$
(407
)
 
$
(1,844
)
 
(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:
 
 
Nine Months Ended June 30,
 
2014
 
2013
 
Options
 
Weighted
Average
Exercise
Price
 
Options
 
Weighted
Average
Exercise
Price
Outstanding at beginning of period
1,059,417

 
$
6.71

 
891,293

 
$
9.37

Granted
272,906

 
7.01

 
312,850

 
2.95

Exercised
(263,358
)
 
4.31

 
—

 
—

Forfeited
(4,546
)
 
8.71

 
(132,318
)
 
15.79

Outstanding at end of period
1,064,419

 
$
7.37

 
1,071,825

 
$
6.71

 
 
 
 
 
 
 
 
Exercisable at end of period
663,220

 
$
8.14

 
873,969

 
$
7.07

Weighted average fair value of options
granted during the period
$
4.38

 
 
 
$
1.82

 
 
Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions
The fair value of options was estimated at the grant date using the Black-Scholes option pricing model with the following assumptions:
 
 
Nine Months Ended June 30,
 
2014
 
2013
Risk free interest rate
2%
 
1%
Expected life
6 years
 
6 years
Dividend rate
0%
 
0%
Volatility
69%
 
70%
Schedule of Share-based Compensation, Restricted Stock Activity
Restricted stock transactions and awards outstanding are summarized as follows:
 
 
Nine Months Ended June 30,
 
2014
 
2013
 
Awards
 
Weighted
Average
Grant Date
Fair Value
 
Awards
 
Weighted
Average
Grant Date
Fair Value
Beginning Outstanding
69,154

 
$
10.13

 
127,975

 
$
9.06

Released
(30,828
)
 
10.08

 
(55,646
)
 
7.65

Forfeited
—

 
—

 
(50
)
 
7.98

Ending Outstanding
38,326

 
$
10.17

 
72,279

 
$
10.15
Research and Development Expense
The table below shows gross research and development expenses and grants earned:
 
 
Three Months Ended
 
Nine Months Ended
 
June 30,
2014
 
June 30,
2013
 
June 30,
2014
 
June 30,
2013
 
(dollars in thousands)
 
(dollars in thousands)
Research and development
$
3,054

 
$
2,158

 
$
8,442

 
$
6,801

Grants earned
(1,655
)
 
(211
)
 
(3,999
)
 
(1,746
)
Net research and development
$
1,399

 
$
1,947

 
$
4,443

 
$
5,055