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v3.10.0.1

Consolidated Statements of Stockholders' Equity - USD ($) shares in Thousands, $ in Thousands | Total | Common Stock | Treasury Stock | Additional Paid-in Capital | Retained Earnings | Accumulated Other Comprehensive Loss
--- | --- | --- | --- | --- | --- | ---
Beginning balance at Sep. 30, 2015 | $ 274,938 | $ 315 | $ (54,535) | $ 227,367 | $ 124,404 | $ (22,613)
Beginning balance (in shares) at Sep. 30, 2015 |  | 31,534 | 6,487 |  |  |
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Net income | 16,708 |  |  |  | 16,708 |
Other comprehensive income (loss) | (2,078) |  |  |  |  | (2,078)
Employee stock purchase issuances (in shares) |  |  | (104) |  |  |
Employee stock purchase issuances | 896 |  | $ 876 | 20 |  |
Repurchase of common stock (in shares) |  |  | 48 |  |  |
Repurchase of common stock | (550) |  | $ (550) |  |  |
Issuance of stock under stock award plans (in shares) |  | 937 |  |  |  |
Issuance of stock under stock award plans | 7,191 | $ 10 |  | 7,181 |  |
Tax impact from equity awards | (914) |  |  | (914) |  |
Accelerated vesting of Etherios stock award plans | 184 |  |  | 184 |  |
Stock-based compensation expense | 3,654 |  |  | 3,654 |  |
Ending balance (in shares) at Sep. 30, 2016 |  | 32,471 | 6,431 |  |  |
Ending balance at Sep. 30, 2016 | 300,029 | $ 325 | $ (54,209) | 237,492 | 141,112 | (24,691)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Net income | 9,366 |  |  |  | 9,366 |
Other comprehensive income (loss) | 2,032 |  |  |  |  | 2,032
Employee stock purchase issuances (in shares) |  |  | (72) |  |  |
Employee stock purchase issuances | 685 |  | $ 614 | 71 |  |
Repurchase of common stock (in shares) |  |  | 78 |  |  |
Repurchase of common stock | (938) |  | $ (938) |  |  |
Issuance of stock under stock award plans (in shares) |  | 537 |  |  |  |
Issuance of stock under stock award plans | 3,502 | $ 5 |  | 3,497 |  |
Tax impact from equity awards | (191) |  |  | (191) |  |
Stock-based compensation expense | 4,659 |  |  | 4,659 |  |
Ending balance (in shares) at Sep. 30, 2017 |  | 33,008 | 6,437 |  |  |
Ending balance at Sep. 30, 2017 | 319,144 | $ 330 | $ (54,533) | 245,528 | 150,478 | (22,659)
Increase (Decrease) in Stockholders' Equity [Roll Forward] |  |  |  |  |  |
Cumulative-effect adjustment from adoption of ASU 2016-09 | ASU 2016-09 | 19 |  |  | 52 | (33) |
Net income | 1,303 |  |  |  | 1,303 |
Other comprehensive income (loss) | (867) |  |  |  |  | (867)
Employee stock purchase issuances (in shares) |  |  | (126) |  |  |
Employee stock purchase issuances | 1,115 |  | $ 1,065 | 50 |  |
Repurchase of common stock (in shares) |  |  | 74 |  |  |
Repurchase of common stock | (748) |  | $ (748) |  |  |
Issuance of stock under stock award plans (in shares) |  | 805 |  |  |  |
Issuance of stock under stock award plans | 5,460 | $ 8 |  | 5,452 |  |
Stock-based compensation expense | 4,854 |  |  | 4,854 |  |
Ending balance (in shares) at Sep. 30, 2018 |  | 33,813 | 6,385 |  |  |
Ending balance at Sep. 30, 2018 | $ 330,280 | $ 338 | $ (54,216) | $ 255,936 | $ 151,748 | $ (23,526)

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