Segment Information (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2025	Jun. 30, 2024	Jun. 30, 2025	Jun. 30, 2024	Dec. 31, 2024
Summarized financial information of the reportable segments
Sales	$ 1,188,092	$ 1,156,892	$ 2,332,635	$ 2,244,371
Intersegment sales	0	0	0	0
Segment operating income	146,590	121,304	278,479	234,382
Cost of Product and Service Sold	(781,510)	(790,796)	(1,556,719)	(1,539,307)
Selling, General and Administrative Expense	(265,908)	(238,627)	(509,085)	(467,045)
Depreciation, Depletion and Amortization	23,882	20,694	48,284	42,274
Assets	5,682,525	5,164,484	5,682,525	5,164,484	$ 5,500,821
Capital expenditures	16,602	14,679	28,340	28,289
Interest expense	(20,253)	(16,917)	(39,428)	(32,233)
Interest income	2,526	1,174	4,271	2,343
Net earnings from affiliates	5,916	6,816	11,648	9,344
Other income (expense), net	(25,003)	(5,263)	(42,262)	(6,137)
Earnings before income taxes	103,860	100,298	201,060	198,355
Loss on sale of business	0	(12,981)	0	(12,981)
Operating Segments
Summarized financial information of the reportable segments
Sales	1,188,092	1,156,892	2,332,635	2,244,371
Intersegment sales	2,302	3,007	5,005	5,445
Segment operating income	200,516	163,229	368,513	308,831
Cost of Product and Service Sold	(783,471)	(793,412)	(1,562,068)	(1,542,697)
Selling, General and Administrative Expense	(212,322)	(197,092)	(418,707)	(394,789)
Segment Reporting, Other Segment Item, Amount	5,916	(6,165)	11,648	(3,498)
Depreciation, Depletion and Amortization	19,778	15,544	39,316	31,921
Assets	5,068,315	4,626,953	5,068,315	4,626,953
Capital expenditures	13,954	12,958	23,194	25,108
Intersegment sales
Summarized financial information of the reportable segments
Sales	0	0	0	0
Intersegment sales	(2,302)	(3,007)	(5,005)	(5,445)
Depreciation, Depletion and Amortization	4,104	5,150	8,968	10,353
Assets	614,210	537,531	614,210	537,531
Capital expenditures	2,648	1,721	5,146	3,181
Segment Reporting, Reconciling Item, Excluding Corporate Nonsegment
Summarized financial information of the reportable segments
Cost of Product and Service Sold	(1,962)	(2,616)	(5,349)	(3,390)
Selling, General and Administrative Expense	53,586	41,534	90,378	72,257
Net earnings from affiliates	0	0	0	(137)
FPD
Summarized financial information of the reportable segments
Sales	817,500	810,613	1,598,989	1,579,376
FPD | Operating Segments
Summarized financial information of the reportable segments
Sales	817,500	810,613	1,598,989	1,579,376
Intersegment sales	1,444	1,560	3,095	2,197
Segment operating income	162,744	130,978	299,259	241,872
Cost of Product and Service Sold	(519,715)	(551,958)	(1,034,393)	(1,073,420)
Selling, General and Administrative Expense	(142,400)	(136,053)	(280,080)	(275,763)
Segment Reporting, Other Segment Item, Amount	5,916	6,816	11,648	9,483
Depreciation, Depletion and Amortization	10,634	11,451	20,429	22,875
Assets	3,289,405	3,280,194	3,289,405	3,280,194
Capital expenditures	10,623	11,218	17,567	21,041
FCD | Operating Segments
Summarized financial information of the reportable segments
Sales	370,592	346,279	733,646	664,995
Intersegment sales	858	1,447	1,910	3,248
Segment operating income	37,772	32,251	69,254	66,959
Cost of Product and Service Sold	(263,756)	(241,454)	(527,675)	(469,277)
Selling, General and Administrative Expense	(69,922)	(61,039)	(138,627)	(119,026)
Segment Reporting, Other Segment Item, Amount	0	(12,981)	0	(12,981)
Depreciation, Depletion and Amortization	9,144	4,093	18,887	9,046
Assets	1,778,910	1,346,759	1,778,910	1,346,759
Capital expenditures	$ 3,331	$ 1,740	$ 5,627	4,067
Loss on sale of business				$ 13,000