XML 21 R6.htm IDEA: XBRL DOCUMENT v3.23.3
CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($)
$ in Thousands
Total
Common Stock Issued [Member]
Additional Paid-in Capital [Member]
Accumulated Other Comprehensive (Loss) Income [Member]
Retained Earnings [Member]
Treasury Stock [Member]
Non-controlling Interests [Member]
Beginning Balance at Sep. 30, 2020 $ 455,397 $ 28 $ 280,436 $ 829 $ 277,699 $ (103,595)  
Beginning Balance, Shares at Sep. 30, 2020   28,130,312          
Net income 154,979       154,979    
Purchase of treasury stock (23,769)         (23,769)  
Shares issued pursuant to employee stock purchase plan 1,578   1,578        
Shares issued pursuant to employee stock purchase plan, Shares   121,984          
Shares issued upon vesting of equity awards, net of minimum tax withholding (3,909) $ 1 (3,910)        
Shares issued upon vesting of equity awards, net of minimum tax withholding, Shares   254,521          
Shares issued upon exercise of stock options 1,048   1,048        
Shares issued upon exercise of stock options, Shares   77,079          
Stock-based compensation 9,749   9,749        
Stock-based compensation, Shares   4,967          
Other comprehensive income (loss) (181)     (181)      
Ending Balance at Sep. 30, 2021 594,892 $ 29 288,901 648 432,678 (127,364)  
Ending Balance, Shares at Sep. 30, 2021   28,588,863          
Net income 197,989       197,989    
Purchase of treasury stock (21,292)         (21,292)  
Shares issued pursuant to employee stock purchase plan 1,945   1,945        
Shares issued pursuant to employee stock purchase plan, Shares   52,232          
Shares issued upon vesting of equity awards, net of minimum tax withholding (3,681)   (3,681)        
Shares issued upon vesting of equity awards, net of minimum tax withholding, Shares   262,449          
Shares issued upon exercise of stock options 254   254        
Shares issued upon exercise of stock options, Shares   32,500          
Stock-based compensation 16,013   16,013        
Stock-based compensation, Shares   3,802          
Other comprehensive income (loss) (3,454)     (3,454)      
Ending Balance at Sep. 30, 2022 $ 782,666 $ 29 303,432 (2,806) 630,667 (148,656)  
Ending Balance, Shares at Sep. 30, 2022 28,939,846 28,939,846          
Net income $ 109,478       109,282   $ 196
Non-controlling interests in subsidiaries from acquisitions 2,208           2,208
Shares issued pursuant to employee stock purchase plan 2,346   2,346        
Shares issued pursuant to employee stock purchase plan, Shares   92,900          
Shares issued upon vesting of equity awards, net of minimum tax withholding (4,224)   (4,224)        
Shares issued upon vesting of equity awards, net of minimum tax withholding, Shares   331,431          
Shares issued upon exercise of stock options 7   7        
Shares issued upon exercise of stock options, Shares   3,000          
Stock-based compensation 21,657   21,657        
Stock-based compensation, Shares   7,547          
Other comprehensive income (loss) 4,279     4,109     170
Ending Balance at Sep. 30, 2023 $ 918,417 $ 29 $ 323,218 $ 1,303 $ 739,949 $ (148,656) $ 2,574
Ending Balance, Shares at Sep. 30, 2023 29,374,724 29,374,724