| Summary of Changes in Shareholders' Equity |
A summary of changes in stockholders’ equity is presented below (in thousands):
|
|
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Nine Months Ended September 30, 2019 |
|
|
(In thousands) |
|
|
Number of
Shares
|
|
Common
Stock
|
|
Additional
Paid-In
Capital
|
|
Retained
Earnings
|
|
Total |
Balance at December 31, 2018 |
|
38,073 |
|
|
$ |
381 |
|
|
$ |
501,781 |
|
|
$ |
1,218,593 |
|
|
$ |
1,720,755 |
|
Net earnings |
|
— |
|
|
— |
|
|
— |
|
|
25,412 |
|
|
25,412 |
|
Stock-based compensation expense |
|
— |
|
|
— |
|
|
5,861 |
|
|
— |
|
|
5,861 |
|
Issuance of stock |
|
400 |
|
|
4 |
|
|
(4 |
) |
|
— |
|
|
— |
|
Share repurchases |
|
(209 |
) |
|
(2 |
) |
|
(8,955 |
) |
|
— |
|
|
(8,957 |
) |
Balance at March 31, 2019 |
|
38,264 |
|
|
383 |
|
|
498,683 |
|
|
1,244,005 |
|
|
1,743,071 |
|
Net earnings |
|
— |
|
|
— |
|
|
— |
|
|
50,828 |
|
|
50,828 |
|
Stock-based compensation expense |
|
— |
|
|
— |
|
|
4,201 |
|
|
— |
|
|
4,201 |
|
Issuance of stock |
|
3 |
|
|
— |
|
|
— |
|
|
— |
|
|
— |
|
Balance at June 30, 2019 |
|
38,267 |
|
|
383 |
|
|
502,884 |
|
|
1,294,833 |
|
|
1,798,100 |
|
Net earnings |
|
— |
|
|
— |
|
|
— |
|
|
69,809 |
|
|
69,809 |
|
Stock-based compensation expense |
|
— |
|
|
— |
|
|
5,657 |
|
|
— |
|
|
5,657 |
|
Issuance of stock |
|
32 |
|
|
— |
|
|
— |
|
|
— |
|
|
— |
|
Balance at September 30, 2019 |
|
38,299 |
|
|
$ |
383 |
|
|
$ |
508,541 |
|
|
$ |
1,364,642 |
|
|
$ |
1,873,566 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Nine Months Ended September 30, 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 |
|
— |
|
|
— |
|
|
— |
|
|
(583 |
) |
|
(583 |
) |
Net earnings |
|
— |
|
|
— |
|
|
— |
|
|
43,874 |
|
|
43,874 |
|
Stock-based compensation expense |
|
— |
|
|
— |
|
|
5,216 |
|
|
— |
|
|
5,216 |
|
Issuance of stock |
|
301 |
|
|
3 |
|
|
(3 |
) |
|
— |
|
|
— |
|
Balance at March 31, 2018 |
|
40,632 |
|
|
406 |
|
|
589,791 |
|
|
1,035,135 |
|
|
1,625,332 |
|
Net earnings |
|
— |
|
|
— |
|
|
— |
|
|
53,838 |
|
|
53,838 |
|
Stock-based compensation expense |
|
— |
|
|
— |
|
|
3,770 |
|
|
— |
|
|
3,770 |
|
Issuance of stock |
|
17 |
|
|
— |
|
|
— |
|
|
— |
|
|
— |
|
Balance at June 30, 2018 |
|
40,649 |
|
|
406 |
|
|
593,561 |
|
|
1,088,973 |
|
|
1,682,940 |
|
Net earnings |
|
— |
|
|
— |
|
|
— |
|
|
54,135 |
|
|
54,135 |
|
Stock-based compensation expense |
|
— |
|
|
— |
|
|
4,762 |
|
|
— |
|
|
4,762 |
|
Issuance of stock |
|
3 |
|
|
1 |
|
|
(1 |
) |
|
— |
|
|
— |
|
Share repurchases |
|
(686 |
) |
|
(7 |
) |
|
(29,346 |
) |
|
— |
|
|
(29,353 |
) |
Balance at September 30, 2018 |
|
39,966 |
|
|
$ |
400 |
|
|
$ |
568,976 |
|
|
$ |
1,143,108 |
|
|
$ |
1,712,484 |
|
|