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Business Segment Information (Tables)
6 Months Ended
Jun. 30, 2022
Segment Reporting [Abstract]  
Schedule of Business Segment Information

Three months ended

Six months ended

June 30, 

June 30, 

    

2021

    

2022

    

2021

    

2022

(In thousands)

Net sales:

 

  

 

  

  

 

  

Security Products

$

27,587

$

28,837

$

53,472

$

58,418

Marine Components

 

8,666

 

12,838

 

18,705

 

25,307

Total net sales

$

36,253

$

41,675

$

72,177

$

83,725

Operating income (loss):

 

  

 

  

 

  

 

  

Security Products

$

5,845

$

6,731

$

11,335

$

12,741

Marine Components

 

1,598

 

2,724

 

3,541

 

4,733

Corporate operating expenses

 

(1,685)

 

(1,710)

 

(3,301)

 

(3,423)

Total operating income

 

5,758

 

7,745

 

11,575

 

14,051

Interest income

 

318

 

337

 

656

 

551

Income before income taxes

$

6,076

$

8,082

$

12,231

$

14,602