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Equity (Tables) | 3 Months Ended
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Mar. 31, 2019
Equity |
Schedule of Stockholders' Equity |
|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | Accumulated |  |  |
|  |  |  |  |  |  |  |  |  |  |  |  | Additional |  |  |  |  | Other |  |  |
|  | Common Stock |  | Treasury Stock |  | Paid-in |  | Accumulated |  | Comprehensive |  |  |
|  | Shares |  | Amount |  | Shares |  | Amount |  | Capital |  | Deficit |  | Income |  | Total
|  | (in thousands)
Balance at December 31, 2018 |  | 48,547 |  | $ | 485 |  |  | 523 |  | $ | (5,872) |  | $ | 1,061,325 |  | $ | (619,983) |  | $ | 1,820 |  | $ | 437,775
Net loss |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | (18,530) |  |  | — |  |  | (18,530)
Other comprehensive income, net of tax |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | 38 |  |  | 38
Share-based compensation expense |  | — |  |  | — |  |  | — |  |  | — |  |  | 3,157 |  |  | — |  |  | — |  |  | 3,157
Net issuance under employee stock plans |  | 128 |  |  | 2 |  |  | (523) |  |  | 5,872 |  |  | (6,303) |  |  | (213) |  |  | — |  |  | (642)
Balance at March 31, 2019 |  | 48,675 |  | $ | 487 |  |  | — |  | $ | — |  | $ | 1,058,179 |  | $ | (638,726) |  | $ | 1,858 |  | $ | 421,798
|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  | Accumulated |  |  |
|  |  |  |  |  |  |  |  |  |  |  |  | Additional |  |  |  |  | Other |  |  |
|  | Common Stock |  | Treasury Stock |  | Paid-in |  | Accumulated |  | Comprehensive |  |  |
|  | Shares |  | Amount |  | Shares |  | Amount |  | Capital |  | Deficit |  | Income |  | Total
|  | (in thousands)
Balance at December 31, 2017 |  | 48,229 |  | $ | 482 |  |  | 85 |  | $ | (1,284) |  | $ | 1,051,953 |  | $ | (212,870) |  | $ | 1,812 |  | $ | 840,093
Net loss |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | (15,827) |  |  | — |  |  | (15,827)
Other comprehensive income, net of tax |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | — |  |  | 24 |  |  | 24
Share-based compensation expense |  | — |  |  | — |  |  | — |  |  | — |  |  | 4,537 |  |  | — |  |  | — |  |  | 4,537
Net issuance under employee stock plans |  | 462 |  |  | 5 |  |  | (115) |  |  | 1,728 |  |  | (2,159) |  |  | — |  |  | — |  |  | (426)
Purchases of common stock |  | — |  |  | — |  |  | 30 |  |  | (444) |  |  | — |  |  | — |  |  | — |  |  | (444)
Balance at March 31, 2018 |  | 48,691 |  | $ | 487 |  |  | — |  | $ | — |  | $ | 1,054,331 |  | $ | (228,697) |  | $ | 1,836 |  | $ | 827,957
Schedule of the changes in the balances of each component of AOCI, net of tax |
|  |  |  | Unrealized |  |  |
|  |  |  | Gains (Losses) |  |  |
|  | Foreign |  | on Available |  |  |
|  | Currency |  | for Sale |  |  |
|  | Translation |  | Securities |  | Total
|  | (in thousands)
Balance - December 31, 2018 |  | $ | 1,836 |  | $ | (16) |  | $ | 1,820
Other comprehensive income (loss) |  |  | 11 |  |  | 27 |  |  | 38
Balance - March 31, 2019 |  | $ | 1,847 |  | $ | 11 |  | $ | 1,858

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