Description of Business and Summary of Significant Accounting Policies (Tables)
 3 Months Ended
Mar. 31, 2017
Description of Business and Summary of Significant Accounting Policies  
Schedule of revenue from United States, Canada and all other international dealers and distributors combined

The following table sets forth revenue from U.S., Canadian and all other international dealers and distributors combined (in thousands):

 

 

 

 

 

 

 

 

 

 

 

 

Three Months Ended

 

 

 

 

March 31,

 

 

 

    

2017

    

2016

    

 

Revenue-United States

 

$

35,186

 

$

31,375

 

 

Revenue-Canada

 

 

4,249

 

 

2,945

 

 

Revenue-all other international sources

 

 

10,800

 

 

8,715

 

 

Total revenue

 

$

50,235

 

$

43,035

 

 

International revenue (excluding Canada) as a percent of total revenue

 

 
21

%  

 
20

%  

 

 

Schedule of changes in the product warranty liability

The following table presents the changes in the product warranty liability for the three months ended March 31, 2017 (in thousands):

 

 

 

 

 

 

 

    

Warranty Liability

 

Balance at December 31, 2016

 

$

1,945

 

Warranty costs accrued

 

 

620

 

Warranty claims

 

 

(618)

 

Balance at March 31, 2017

 

$

1,947

 

 

Schedule of reconciliation of the numerator and denominator used in the calculation of basic and diluted net income per share

The following table presents the reconciliation of the numerator and denominator used in the calculation of basic and diluted net income per share (in thousands):

 

 

 

 

 

 

 

 

 

 

 

Three Months Ended

 

 

 

March 31,

 

 

    

2017

    

2016

 

Numerator:

 

 

 

 

 

 

 

Net income

 

$

843

 

$

6,639

 

Denominator:

 

 

 

 

 

 

 

Weighted average common stock outstanding for basic net income per common share

 

 

24,005

 

 

23,335

 

Effect of dilutive securities—stock options and restricted stock units

 

 

1,652

 

 

651

 

Weighted average common shares and dilutive securities outstanding

 

 

25,657

 

 

23,986

 

 

Schedule of anti-dilutive weighted-average common stock equivalents excluded from the calculation of diluted net income per share

The following weighted-average common stock equivalents were anti-dilutive and therefore were excluded from the calculation of diluted net income per share (in thousands):

 

 

 

 

 

 

 

 

 

Three Months Ended

 

 

 

March 31,

 

 

    

2017

 

2016

 

Options to purchase common stock

 

1,523

 

2,695

 

Restricted stock units

 

 3

 

68

 

Total

 

1,526

 

2,763