Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]
Net income attributable to the Company	$ 18,029	$ 27,109	$ 69,944	$ 80,670
Weighted average number of shares:
Weighted average number of shares used in calculating basic net income per share (in shares)	31,251	31,185	31,234	31,163
Effect of dilutive stock-based compensation plans:
Weighted average number of shares used in calculating diluted net income per share (in shares)	31,367	31,283	31,333	31,256
Net income attributable to the Company per share:
Basic (in dollars per share)	$ 0.58	$ 0.87	$ 2.24	$ 2.59
Diluted (in dollars per share)	$ 0.57	$ 0.87	$ 2.23	$ 2.58
RSU and MPP
Effect of dilutive stock-based compensation plans:
Restricted stock units and multi-year awards (in shares)	116	98	99	93