Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Net sales	$ 2,213,803	$ 2,116,087	$ 1,573,217
Cost of sales	1,170,048	1,174,794	818,187
Gross profit	1,043,755	941,293	755,030
Operating expenses:
Research and development and other engineering	92,167	68,354	59,381
Selling	203,980	169,378	135,004
General and administrative	268,103	228,468	193,176
Total operating expenses	564,250	466,200	387,561
Acquisition and integration related costs	4,632	17,343	0
Net gain on disposal of assets	(276)	(1,317)	(324)
Income from operations	475,149	459,067	367,793
Interest income (expense), net and other financing costs	3,391	(7,594)	(1,386)
Other & foreign exchange loss, net	(1,993)	(3,408)	(7,858)
Income before taxes	(476,547)	(448,065)	(358,549)
Provision for income taxes	122,560	114,070	92,102
Net income	353,987	333,995	266,447
Other comprehensive income
Translation adjustment and other, net of tax	19,690	(20,733)	(7,313)
Unamortized pension adjustments, net of tax	73	2,065	404
Cash flow hedge adjustment, net of tax	(25,694)	32,214	(268)
Comprehensive income	$ 348,056	$ 347,541	$ 259,270
Net income per common share:
Earnings per share, basic (in shares)	$ 8.31	$ 7.78	$ 6.15
Earnings per share, diluted (in shares)	$ 8.26	$ 7.76	$ 6.12
ETANCO [Member]
Weighted average number of shares of common stock outstanding
Basic (in shares)	42,598	42,925	43,325
Diluted (in shares)	42,837	43,047	43,532

Business Combination, Acquisition and Integration Related Costs

No definition available.

Name:	ssd_BusinessCombinationAcquisitionAndIntegrationRelatedCosts
Namespace Prefix:	ssd_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

- Definition

The aggregate costs incurred (1) in a planned search or critical investigation aimed at discovery of new knowledge with the hope that such knowledge will be useful in developing a new product or service, a new process or technique, or in bringing about a significant improvement to an existing product or process; (2) to translate research findings or other knowledge into a plan or design for a new product or process or for a significant improvement to an existing product or process whether intended for sale or the entity's use, during the reporting period charged to research and development projects, including the costs of developing computer software up to the point in time of achieving technological feasibility, and costs allocated in accounting for a business combination to in-process projects deemed to have no alternative future use; (3) to conduct internal product testing; (4) or to provide engineering support to customers in the form of testing services or product uses, specifications or requirements.

+ References

No definition available.