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Basis of Presentation (Tables)
 3 Months Ended
Dec. 31, 2013
Organization, Consolidation and Presentation of Financial Statements [Abstract]  
Deferred Revenue, by Arrangement, Disclosure
The components of deferred profit are as follows:
 
 
December 31,
2013
 
September 30,
2013
 
(dollars in thousands)
Deferred revenues
$
13,027

 
$
3,371

Deferred costs
6,335

 
304

Deferred profit
$
6,692

 
$
3,067
Schedule of Inventory, Current
The components of inventories are as follows:
 
 
December 31,
2013
 
September 30,
2013
 
(dollars in thousands)
Purchased parts and raw materials
$
11,101

 
$
11,757

Work-in-process
2,908

 
7,104

Finished goods
2,703

 
3,140

 
$
16,712

 
$
22,001
Property, Plant and Equipment
The following is a summary of property, plant and equipment:
 
 
December 31,
2013
 
September 30,
2013
 
(dollars in thousands)
Land, building and leasehold improvements
$
11,129

 
$
10,960

Equipment and machinery
7,854

 
7,630

Furniture and fixtures
5,785

 
5,685

 
24,768

 
24,275

Accumulated depreciation and amortization
(13,839
)
 
(13,209
)
 
$
10,929

 
$
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
46

 
—

 
46

Balance at the end of quarter
 
 
 
 
 
   Goodwill
12,635

 
728

 
13,363

   Accumulated impairment losses
(4,836
)
 
—

 
(4,836
)
 
$
7,799

 
$
728

 
$
8,527
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, 2013
 
September 30, 2013
 
 
 
(dollars in thousands)
Non-compete agreements
4-8 years
 
$
1,068

$
(780
)
$
288

 
$
1,065

$
(717
)
$
348

Customer lists
10 years
 
887

(561
)
326

 
871

(532
)
339

Technology
5-10 years
 
2,457

(1,514
)
943

 
2,426

(1,422
)
1,004

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

—

1,600

 
1,600

—

1,600

Other
2-10 years
 
348

(145
)
203

 
341

(130
)
211

 
 
 
$
6,360

$
(3,000
)
$
3,360

 
$
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:
 
 
Three Months Ended December 31,
 
2013
 
2012
 
(dollars in thousands)
Beginning balance
$
1,454

 
$
2,687

Warranty expenditures
(277
)
 
(362
)
Warranty provisions/(adjustment)
(112
)
 
103

Ending balance
$
1,065

 
$
2,428
Effects of share-based compensation expense
Share-based compensation expense reduced the Company’s results of operations by the following amounts:
 
 
Three Months Ended December 31,
 
2013
 
2012
 
(dollars in thousands)
Effect on income before income taxes (1)
$
(176
)
 
$
(433
)
Effect on income taxes
40

 
62

Effect on net income
$
(136
)
 
$
(371
)
 
(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,
 
2013
 
2012
 
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
220,000

 
7.01

 
312,850

 
2.95

Exercised
(2,230
)
 
3.82

 
—

 
—

Forfeited
(2,114
)
 
8.03

 
(1,085
)
 
7.64

Outstanding at end of period
1,275,073

 
$
6.76

 
1,203,058

 
$
7.71

 
 
 
 
 
 
 
 
Exercisable at end of period
924,593

 
$
7.04

 
597,545

 
$
9.19

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:
 
 
Three Months Ended December 31,
 
2013
 
2012
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:
 
 
Three Months Ended December 31,
 
2013
 
2012
 
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
 
December 31,
2013
 
December 31,
2012
 
(dollars in thousands)
Research and development
$
2,895

 
$
2,458

Grants earned
(2,006
)
 
(1,297
)
Net research and development
$
889

 
$
1,161