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v3.22.1

Consolidated Statements of Shareholders' Equity Statement - USD ($) shares in Thousands, $ in Thousands | Total | Common Stock | AOCI Attributable to Parent | Retained Earnings
--- | --- | --- | --- | ---
Beginning Balance (in shares) at Sep. 30, 2020 |  | 61,099 |  |
Beginning Balance at Sep. 30, 2020 | $ 2,232,268 | $ 305,453 | $ (18,716) | $ 1,945,531
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |
Exercise of employee stock options (in shares) |  | 83 |  |
Exercise of employee stock options | 2,610 | $ 2,610 |  |
Issuance of stock under employee stock purchase plan (in shares) |  | 231 |  |
Issuance of stock under employee stock purchase plan | 26,077 | $ 26,077 |  |
Issuance of restricted stock (in shares) |  | 742 |  |
Issuance of restricted stock | 0 |  |  |
Repurchase of common stock (in shares) |  | (2,052) |  |
Repurchase of common stock | (400,000) | $ (311,056) |  | (88,944)
Adjustments To Additional Paid In Capital, Equity Forward Contract | (100,000) | $ (100,000) |  |
Cost of Issuance of Treasury Stock, Shares |  | (51) |  |
Taxes paid related to net share settlement of equity awards | (7,928) | $ (7,928) |  |
Stock-based compensation | 124,351 | $ 124,351 |  |
Net income | 130,919 |  |  | 130,919
Other comprehensive loss | (478) |  | (478) |
Ending Balance ( in shares) at Mar. 31, 2021 |  | 60,052 |  |
Ending Balance at Mar. 31, 2021 | 2,007,819 | $ 39,507 | (19,194) | 1,987,506
Beginning Balance (in shares) at Dec. 31, 2020 |  | 61,632 |  |
Beginning Balance at Dec. 31, 2020 | 2,401,590 | $ 386,236 | (17,855) | 2,033,209
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |
Exercise of employee stock options (in shares) |  | 44 |  |
Exercise of employee stock options | 1,492 | $ 1,492 |  |
Issuance of restricted stock (in shares) |  | 445 |  |
Issuance of restricted stock | 0 |  |  |
Repurchase of common stock (in shares) |  | (2,052) |  |
Repurchase of common stock | (400,000) | $ (311,056) |  | (88,944)
Adjustments To Additional Paid In Capital, Equity Forward Contract | (100,000) | $ (100,000) |  |
Cost of Issuance of Treasury Stock, Shares |  | (17) |  |
Taxes paid related to net share settlement of equity awards | (3,447) | $ (3,447) |  |
Stock-based compensation | 66,282 | $ 66,282 |  |
Net income | 43,241 |  |  | 43,241
Other comprehensive loss | (1,339) |  | (1,339) |
Ending Balance ( in shares) at Mar. 31, 2021 |  | 60,052 |  |
Ending Balance at Mar. 31, 2021 | $ 2,007,819 | $ 39,507 | (19,194) | 1,987,506
Beginning Balance (in shares) at Sep. 30, 2021 | 60,652 | 60,652 |  |
Beginning Balance at Sep. 30, 2021 | $ 2,360,213 | $ 192,458 | (20,073) | 2,187,828
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |
Exercise of employee stock options (in shares) |  | 96 |  |
Exercise of employee stock options | 2,303 | $ 2,303 |  |
Issuance of stock under employee stock purchase plan (in shares) |  | 169 |  |
Issuance of stock under employee stock purchase plan | 26,325 | $ 26,325 |  |
Issuance of restricted stock (in shares) |  | 775 |  |
Issuance of restricted stock | 0 |  |  |
Repurchase of common stock (in shares) |  | (1,148) |  |
Repurchase of common stock | (250,023) | $ (250,023) |  |
Cost of Issuance of Treasury Stock, Shares |  | (79) |  |
Taxes paid related to net share settlement of equity awards | (16,816) | $ (16,816) |  |
Stock-based compensation | 127,886 | $ 127,886 |  |
Net income | 149,795 |  |  | 149,795
Other comprehensive loss | $ (2,555) |  | (2,555) |
Ending Balance ( in shares) at Mar. 31, 2022 | 60,465 | 60,465 |  |
Ending Balance at Mar. 31, 2022 | $ 2,397,128 | $ 82,133 | (22,628) | 2,337,623
Beginning Balance (in shares) at Dec. 31, 2021 |  | 60,711 |  |
Beginning Balance at Dec. 31, 2021 | 2,405,361 | $ 145,189 | (21,215) | 2,281,387
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |
Exercise of employee stock options (in shares) |  | 46 |  |
Exercise of employee stock options | 1,048 | $ 1,048 |  |
Issuance of restricted stock (in shares) |  | 334 |  |
Issuance of restricted stock | 0 |  |  |
Repurchase of common stock (in shares) |  | (610) |  |
Repurchase of common stock | (125,012) | $ (125,012) |  |
Cost of Issuance of Treasury Stock, Shares |  | (16) |  |
Taxes paid related to net share settlement of equity awards | (3,222) | $ (3,222) |  |
Stock-based compensation | 64,130 | $ 64,130 |  |
Net income | 56,236 |  |  | 56,236
Other comprehensive loss | $ (1,413) |  | (1,413) |
Ending Balance ( in shares) at Mar. 31, 2022 | 60,465 | 60,465 |  |
Ending Balance at Mar. 31, 2022 | $ 2,397,128 | $ 82,133 | $ (22,628) | $ 2,337,623

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