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Summary of Significant Accounting Policies (Tables)
 12 Months Ended
Sep. 30, 2019
Accounting Policies [Abstract]  
Schedule of Calculation of Numerator and Denominator in Earnings Per Share
The following table is a reconciliation of the numerators and denominators in the net income per common share calculations (in thousands, except per common share data):
 
Fiscal year ended September 30,
 
2019
 
2018
(as adjusted)*
 
2017
(as adjusted)*
Numerator:
 
 
 
 
 
Net income
$
9,958

 
$
1,631

 
$
9,403

Denominator:
 
 
 
 
 
Denominator basic net income per common share — weighted average shares outstanding
27,905

 
27,083

 
26,432

Effect of dilutive securities:
 
 
 
 
 
Stock options and restricted stock units
649

 
569

 
667

Denominator diluted net income per common share — adjusted weighted average shares
28,554

 
27,652

 
27,099

 
 
 
 
 
 
Net income per common share, basic
$
0.36

 
$
0.06

 
$
0.36

Net income per common share, diluted
$
0.35

 
$
0.06

 
$
0.35


*Prior period information has been restated for the adoption of ASU No. 2014-09, “Revenue from Contracts with Customers (Topic 606)”, which we adopted on October 1, 2018.
Schedule of New Accounting Pronouncements and Changes in Accounting Principles [Table Text Block]
he adoption of the standard related to the new revenue recognition impacted our reported results:
 
 
Fiscal year ended September 30, 2018
(in thousands, except per common share data)
 
As Reported
 
Impact of Adoption*
 
As Adjusted
Revenue
 
$
228,366

 
$
(1,473
)
 
$
226,893

Cost of sales
 
119,483

 
(1,644
)
 
117,839

Gross profit
 
108,883

 
171

 
109,054

Operating expenses
 
106,561

 
(289
)
 
106,272

Operating income
 
$
2,322

 
$
460

 
$
2,782

Net income
 
$
1,303

 
$
328

 
$
1,631

Diluted earnings per share
 
$
0.05

 
$
0.01

 
$
0.06

*The impact of the adoption of ASU 2014-09 solely impacts the results of our IoT Solutions segment.
1. SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (CONTINUED)
 
 
Fiscal year ended September 30, 2017
(in thousands, except per common share data)
 
As Reported
 
Impact of Adoption*
 
As Adjusted
Revenue
 
$
181,634

 
$
(294
)
 
$
181,340

Cost of sales
 
94,460

 
(353
)
 
94,107

Gross profit
 
87,174

 
59

 
87,233

Operating expenses
 
78,367

 
—

 
78,367

Operating income
 
$
8,807

 
$
59

 
$
8,866

Net income
 
$
9,366

 
$
37

 
$
9,403

Diluted earnings per share
 
$
0.35

 
$
—

 
$
0.35

*The impact of the adoption of ASU 2014-09 solely impacts the results of our IoT Solutions segment.

 
 
September 30, 2018
(in thousands)
 
As Reported
 
Impact of Adoption
 
As Adjusted
Accounts receivable, net
 
$
50,817

 
$
(998
)
 
$
49,819

Property, equipment and improvements, net
 
$
6,270

 
$
2,084

 
$
8,354

Deferred tax assets
 
$
6,665

 
$
(65
)
 
$
6,600

Unearned revenue current
 
$
2,579

 
$
598

 
$
3,177

Other non-current liabilities
 
$
510

 
$
210

 
$
720

Retained earnings
 
$
151,748

 
$
213

 
$
151,961

 
 
September 30, 2017
(in thousands)
 
As Reported
 
Impact of Adoption
 
As Adjusted
Accounts receivable, net
 
$
28,855

 
$
—

 
$
28,855

Property, equipment and improvements, net
 
$
12,801

 
$
440

 
$
13,241

Deferred tax assets
 
$
9,211

 
$
67

 
$
9,278

Unearned revenue current
 
$
1,343

 
$
469

 
$
1,812

Other non-current liabilities
 
$
654

 
$
153

 
$
807

Retained earnings
 
$
150,478

 
$
(115
)
 
$
150,363