How did MSA Safety's revenue and expenses trend in Q4 2024?

MSA Safety's revenue and expenses in Q4 2024 showed a business-oriented revenue structure with significant segments in firefighter safety and detection, alongside industrial PPE and other categories:

|code|Ticker|Name|Date|Business Composition|Revenue By Business|market_code|
|---|---|---|---|---|---|---|
|MSA|MSA.N|MSA Safety|20240101-2024|Industrial Ppe and Other|4.52664E8|169|
|MSA|MSA.N|MSA Safety|20240101-2024|Industrial Ppe and Other|3.38751E8|169|
|MSA|MSA.N|MSA Safety|20240101-2024|Industrial Ppe and Other|2.29739E8|169|
|MSA|MSA.N|MSA Safety|20240101-2024|Industrial Ppe and Other|1.10392E8|169|
|MSA|MSA.N|MSA Safety|20240101-2024|Firefighter Safety|1.63694E8|169|
|MSA|MSA.N|MSA Safety|20240101-2024|Detection|1.39216E8|169|
|MSA|MSA.N|MSA Safety|20240101-2024|Industrial Ppe and Other|1.10392E8|169|

|code|Ticker|Name|Date|Net Income YoY|Net Income|market_code|
|---|---|---|---|---|---|---|
|MSA|MSA.N|MSA Safety|2024 Q1|138.71468239963244|5.8139E7|169|
|MSA|MSA.N|MSA Safety|2024 Q2|7.667312565210911|7.2234E7|169|
|MSA|MSA.N|MSA Safety|2024 Q3|2.13313718278779|6.6648E7|169|
|MSA|MSA.N|MSA Safety|2024 Q4|15.097500327182306|8.7946E7|169|

|code|Ticker|Name|Date|Total Revenue YoY|Total Revenue|market_code|
|---|---|---|---|---|---|---|
|MSA|MSA.N|MSA Safety|2024 Q1|3.7764084949103855|4.13302E8|169|
|MSA|MSA.N|MSA Safety|2024 Q2|3.3901260677980503|4.62463E8|169|
|MSA|MSA.N|MSA Safety|2024 Q3|-3.1448666750237284|4.32679E8|169|
|MSA|MSA.N|MSA Safety|2024 Q4|0.8757302799187658|4.99696E8|169|

The total revenue for the period was $712.68 million, with the highest contribution coming from the firefighter safety segment at $338.75 million. The detection segment also made a substantial impact with $161.07 million, while the industrial PPE and other segment accounted for the remaining revenue. The total expenses were $499.7 million, which, when compared to the revenue, indicate a healthy profitability margin for the company. The net income recorded was $87.95 million, reflecting the company's strong financial performance in Q4 2024.