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CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) $ in Thousands | Common Stock | Additional Paid-In Capital | Accumulated other Comprehensive Income (Loss) | Accumulated Deficit | Total
--- | --- | --- | --- | --- | ---
Beginning balance, amount at Mar. 31, 2015 | $ 88 | $ 378,971 | $ (2,109) | $ (104,739) | $ 272,211
Beginning balance, shares at Mar. 31, 2015 | 88,065,528 |  |  |  |
Issuance of common stock under stock plans | $ 2 | 5,386 | 0 | 0 | 5,388
Issuance of common stock under stock plans, shares | 2,218,470 |  |  |  |
Withholding taxes from stock plans | $ 0 | (466) | 0 | 0 | (466)
Withholding taxes from stock plans, shares | (30,702) |  |  |  |
Issuance of common stock for acquisition of businesses, net of issuance costs | $ 0 | 0 | 0 | 0 | 0
Issuance of common stock for acquisition of businesses, net of issuance costs, shares | 352,044 |  |  |  |
Repurchase of common stock | $ (1) | (11,189) | 0 | 0 | (11,190)
Repurchase of common stock, shares | (1,392,135) |  |  |  |
Stock-based compensation expense | $ 0 | 16,334 | 0 | 0 | 16,334
Income tax benefit from stock-based compensation | 0 | 224 | 0 | 0 | 224
Unrealized investment gain (loss) | 0 | 0 | (50) | 0 | (50)
Foreign currency translation adjustment | 0 | 0 | (2,025) | 0 | (2,025)
Net loss | 0 | 0 | 0 | (5,120) | (5,120)
Ending balance, amount at Mar. 31, 2016 | $ 89 | 389,260 | (4,184) | (109,859) | 275,306
Ending balance, shares at Mar. 31, 2016 | 89,213,205 |  |  |  |
Issuance of common stock under stock plans | $ 3 | 4,557 | 0 | 0 | 4,560
Issuance of common stock under stock plans, shares | 2,576,785 |  |  |  |
Withholding taxes from stock plans | $ (1) | (3,003) | 0 | 0 | (3,004)
Withholding taxes from stock plans, shares | (289,899) |  |  |  |
Stock-based compensation expense | $ 0 | 21,462 | 0 | 0 | 21,462
Income tax benefit from stock-based compensation | 0 | 486 | 0 | 0 | 486
Unrealized investment gain (loss) | 0 | 0 | 70 | 0 | 70
Foreign currency translation adjustment | 0 | 0 | (5,528) | 0 | (5,528)
Net loss | 0 | 0 | 0 | (4,751) | (4,751)
Ending balance, amount at Mar. 31, 2017 | $ 91 | 412,762 | (9,642) | (114,610) | 288,601
Ending balance, shares at Mar. 31, 2017 | 91,500,091 |  |  |  |
Adjustment from adoption of ASU 2016-9 | Update 201609 |  |  |  | 17,643 |
Adjustment from adoption of ASU 2016-9 | $ 0 | 0 | 0 |  | 17,643
Issuance of common stock under stock plans, less withholding taxes | $ 3 | 2,179 | 0 | 0 | 2,182
Issuance of common stock under stock plans, less withholding taxes,shares | 2,709,990 |  |  |  |
Repurchase of common stock | $ (1) | (17,933) | 0 | 0 | (17,934)
Repurchase of common stock, shares | (1,362,727) |  |  |  |
Stock-based compensation expense | $ 0 | 28,782 | 0 | 0 | 28,782
Income tax benefit from stock-based compensation |  |  |  |  | 0
Unrealized investment gain (loss) | 0 | 0 | (259) | 0 | (259)
Foreign currency translation adjustment | 0 | 0 | 4,256 | 0 | 4,256
Net loss | 0 | 0 | 0 | (104,497) | (104,497)
Ending balance, amount at Mar. 31, 2018 | $ 93 | $ 425,790 | $ (5,645) | $ (201,464) | $ 218,774
Ending balance, shares at Mar. 31, 2018 | 92,847,354 |  |  |  |

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