Annual report pursuant to Section 13 and 15(d)

Statements of Shareholders' Equity

v3.10.0.1
Statements of Shareholders' Equity - USD ($)
Common Stock [Member]
Additional Paid-in Capital [Member]
Retained Earnings [Member]
Total
Balance (in shares) at Sep. 30, 2015 13,705,658      
Balance at Sep. 30, 2015 $ 137,057 $ 55,887,850 $ (4,745,777) $ 51,279,130
Establishment of deferred tax asset for the adoption of ASU 2016-09     1,864,980 1,864,980
Stock-based compensation expense   1,404,899   1,404,899
Repurchase of common stock (in shares) (27,090)      
Repurchase of common stock $ (271) (333,490)   (333,761)
Restricted stock issuance, net (in shares) 258,266      
Restricted stock issuance, net $ 2,583 (2,583)    
Employee stock purchase plan (in shares) 22,318      
Employee stock purchase plan $ 223 254,203   254,426
Exercise of stock options, net of shares exchanged for payment (in shares) 191,853      
Exercise of stock options, net of shares exchanged for payment $ 1,918 546,926   548,844
Tax withholding related to vesting of restricted stock grants and exercise of stock options (in shares) (24,726)      
Tax withholding related to vesting of restricted stock grants and exercise of stock options $ (247) (437,290)   (437,537)
Net income     8,013,062 8,013,062
Balance (in shares) at Sep. 30, 2016 14,126,279      
Balance at Sep. 30, 2016 $ 141,263 57,320,515 5,132,265 62,594,043
Stock-based compensation expense   2,319,975   2,319,975
Repurchase of common stock (in shares) (270,124)      
Repurchase of common stock $ (2,701) (3,644,613)   (3,647,314)
Restricted stock issuance, net (in shares) (7,809)      
Restricted stock issuance, net $ (78) 78    
Employee stock purchase plan (in shares) 25,867      
Employee stock purchase plan $ 258 334,434   334,692
Exercise of stock options, net of shares exchanged for payment (in shares) 14,053      
Exercise of stock options, net of shares exchanged for payment $ 140 28,577   28,717
Tax withholding related to vesting of restricted stock grants and exercise of stock options (in shares) (75,445)      
Tax withholding related to vesting of restricted stock grants and exercise of stock options $ (754) (952,078)   (952,832)
Net income     3,847,839 3,847,839
Balance (in shares) at Sep. 30, 2017 13,812,821      
Balance at Sep. 30, 2017 $ 138,128 55,406,888 8,980,104 64,525,120
Stock-based compensation expense   2,003,207   2,003,207
Repurchase of common stock (in shares) (154,491)      
Repurchase of common stock $ (1,545) (1,758,897)   (1,760,442)
Restricted stock issuance, net (in shares) (7,987)      
Restricted stock issuance, net $ (80) 80
Employee stock purchase plan (in shares) 30,174      
Employee stock purchase plan $ 302 297,558   297,860
Exercise of stock options, net of shares exchanged for payment (in shares) 8,025      
Exercise of stock options, net of shares exchanged for payment $ 81 23,931   24,012
Tax withholding related to vesting of restricted stock grants and exercise of stock options (in shares) (41,989)      
Tax withholding related to vesting of restricted stock grants and exercise of stock options $ (420) (489,008)   (489,428)
Net income     4,274,547 4,274,547
Balance (in shares) at Sep. 30, 2018 13,646,553      
Balance at Sep. 30, 2018 $ 136,466 $ 55,483,759 $ 13,254,651 $ 68,874,876