STOCKHOLDERS' EQUITY |
STOCKHOLDERS’ EQUITY A summary of changes in stockholders’ equity is presented below (in thousands): | | | | | | | | | | | | | | | | | | | | | | | Three Months Ended March 31, 2018 | | | (In thousands) | | | Number of Shares | | Common Stock | | Additional Paid-In Capital | | Retained Earnings | | Total | Balance at December 31, 2017 | | 40,331 |
| | $ | 403 |
| | $ | 584,578 |
| | $ | 991,844 |
| | $ | 1,576,825 |
| Adoption of ASU 2014-09 (1) | | — |
| | — |
| | — |
| | (583 | ) | | (583 | ) | Net earnings | | — |
| | — |
| | — |
| | 43,874 |
| | 43,874 |
| Exercise/vesting of stock-based awards | | 301 |
| | 3 |
| | (3 | ) | | — |
| | — |
| Stock-based compensation expense | | — |
| | — |
| | 5,216 |
| | — |
| | 5,216 |
| Balance at March 31, 2018 | | 40,632 |
| | $ | 406 |
| | $ | 589,791 |
| | $ | 1,035,135 |
| | $ | 1,625,332 |
|
| | (1) | Refer to Note 1 for additional information related to the adoption of ASU 2014-09. |
| | | | | | | | | | | | | | | | | | | | | | | Three Months Ended March 31, 2017 | | | (In thousands) | | | Number of Shares | | Common Stock | | Additional Paid-In Capital | | Retained Earnings | | Total | Balance at December 31, 2016 | | 40,031 |
| | $ | 400 |
| | $ | 572,506 |
| | $ | 848,589 |
| | $ | 1,421,495 |
| Net earnings | | — |
| | — |
| | — |
| | 23,572 |
| | 23,572 |
| Exercise/vesting of stock-based awards | | 283 |
| | 3 |
| | (3 | ) | | — |
| | — |
| Excess income tax benefit from stock-based awards | | — |
| | — |
| | — |
| | — |
| | — |
| Stock-based compensation expense | | — |
| | — |
| | 3,298 |
| | — |
| | 3,298 |
| Balance at March 31, 2017 | | 40,314 |
| | $ | 403 |
| | $ | 575,801 |
| | $ | 872,161 |
| | $ | 1,448,365 |
|
|