CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Thousands, $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Net sales:
Total net sales	$ 2,161,662	$ 2,349,596	$ 4,541,147	$ 4,673,543
Costs of goods sold:
Total costs of goods sold	1,708,297	1,916,406	3,646,854	3,849,038
Gross profit	453,365	433,190	894,293	824,505
Operating expenses:
Selling and administrative expenses	317,234	318,243	654,668	628,244
Severance and restructuring expenses, net	4,868	(3,770)	7,095	32
Acquisition and integration related expenses	190	106	1,471	157
Total Operating Expenses	322292.0	314579.0	663234.0	628433.0	0
Earnings from operations	131,073	118,611	231,059	196,072
Non-operating expense (income):
Interest expense, net	14,190	9,405	26,747	19,753
Total Other Income Expenses	13721.0	9345.0	25515.0	20445.0	0.0
Other (income) expense, net	(469)	(60)	(1,232)	692
Earnings before income taxes	117,352	109,266	205,544	175,627
Income tax expense	29,908	28,784	51,073	45,173
Net earnings	$ 87,444	$ 80,482	$ 154,471	$ 130,454
Net earnings per share:
Basic (in usd per share)	$ 2.69	$ 2.43	$ 4.74	$ 3.91
Diluted (in usd per share)	$ 2.27	$ 2.17	$ 4.01	$ 3.51
Shares used in per share calculations:
Basic (in shares)	32,565	33,101	32,580	33,403
Diluted (in shares)	38,567	37,039	38,501	37,123
Products
Net sales:
Total net sales	$ 1,726,435	$ 1,945,609	$ 3,690,390	$ 3,913,254
Costs of goods sold:
Total costs of goods sold	1,536,270	1,749,448	3,307,854	3,522,177
Gross profit	190,165	196,161	382,536	391,077
Services
Net sales:
Total net sales	435,227	403,987	850,757	760,289
Costs of goods sold:
Total costs of goods sold	172,027	166,958	339,000	326,861
Gross profit	$ 263,200	$ 237,029	$ 511,757	$ 433,428

This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 25
-Paragraph 23
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479405/805-10-25-23