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GOODWILL AND INTANGIBLE ASSETS
12 Months Ended
Sep. 30, 2017
Goodwill and Intangible Assets Disclosure [Abstract]  
GOODWILL AND INTANGIBLE ASSETS
GOODWILL AND INTANGIBLE ASSETS
Goodwill
The Company has goodwill balances of $3.0 million and $2.9 million at September 30, 2017 and 2016, respectively, associated with the IDC Acquisition which occurred during 2015. For information regarding the IDC Acquisition, see Note 2. Goodwill represents the excess of costs over fair value of assets of businesses acquired. Goodwill acquired in a business combination and determined to have an indefinite useful life is not amortized, but instead is tested for impairment at least annually in accordance with the FASB ASC Topic 350, Intangibles – Goodwill and Other.  The Company has concluded that no impairment of goodwill exists as of September 30, 2017.
Intangible assets
Intangible assets include the value assigned to completed technology, customer relationships, and trade names. The estimated useful lives for all of these intangible assets, range from five to six years. Intangible assets as of September 30, 2017 are summarized as follows (amounts shown in thousands, except for years):
 
 
Weighted
Average
Amortization
Period
 
Cost
 
Accumulated
Amortization
 
Net
Completed technologies
 
6 years
 
$
2,370

 
$
833

 
$
1,537

Customer relationships
 
6 years
 
970

 
341

 
629

Trade names
 
5 years
 
230

 
99

 
131

Total intangible assets
 
 
 
$
3,570

 
$
1,273

 
$
2,297


 
Amortization expense related to acquired intangible assets was $0.6 million, $0.6 million, and $0.2 million for fiscal years ended September 30, 2017, 2016, and 2015, respectively.
The estimated future amortization expense related to intangible assets for each of the five succeeding fiscal years is expected to be as follows (amounts shown in thousands):
 
Estimated Future
Amortization
Expense
2018
$
632

2019
632

2020
618

2021
415

2022

 
$
2,297