Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2025	Mar. 31, 2025	Jun. 30, 2024	Mar. 31, 2024	Jun. 30, 2025	Jun. 30, 2024
Numerator:
Net income	$ 59,805	$ 83,591	$ 49,073	$ 61,368	$ 143,396	$ 110,441
Denominator:
Weighted-average common shares for calculating basic earnings per share (shares)	44,365		45,122		44,506	45,183
Stock options and nonvested stock awards (shares)	187		167		164	155
Weighted-average common shares for calculating diluted earnings per share (shares)	44,552		45,289		44,670	45,338
Earnings per share:
Basic (USD per share)	$ 1.35		$ 1.09		$ 3.22	$ 2.44
Diluted (USD per share)	$ 1.34		$ 1.08		$ 3.21	$ 2.44

The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.

- Definition

The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.

+ References

+ Details

- Definition

The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

+ References

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+ Details