Description of Business and Summary of Significant Accounting Policies (EPS) (Details) - USD ($) shares in Thousands, $ in Thousands |
3 Months Ended | |
|---|---|---|
Mar. 31, 2016 |
Mar. 31, 2015 |
|
| Numerator: | ||
| Net income (loss) | $ 6,639 | $ (4,231) |
| Denominator: | ||
| Weighted average common stock outstanding for basic net income (loss) per common share (in shares) | 23,335 | 24,344 |
| Effect of dilutive securities—stock options, restricted stock units, and warrants to purchase common stock (in shares) | 651 | |
| Weighted average common shares and dilutive securities outstanding (in shares) | 23,986 | 24,344 |