XML 71 R30.htm IDEA: XBRL DOCUMENT v2.4.0.8
Business Segment Information - Schedule of Business Segment Information (Detail) (USD $)
In Thousands, unless otherwise specified
 3 Months Ended 6 Months Ended
Jun. 30, 2013
Jun. 30, 2012
Jun. 30, 2013
Jun. 30, 2012
Net sales:        
Total net sales $ 24,039 $ 22,147 $ 45,492 $ 42,575
Operating income:        
Total operating income 2,943 2,158 4,377 3,741
Other non-operating income, net 11   27  
Interest expense (58) (111) (117) (232)
Income from continuing operations before income taxes 2,896 2,047 4,287 3,509
Security Products [Member]
        
Net sales:        
Total net sales 20,826 19,248 39,800 37,442
Operating income:        
Total operating income 4,475 3,669 7,667 7,141
Marine Components [Member]
        
Net sales:        
Total net sales 3,213 2,899 5,692 5,133
Operating income:        
Total operating income 312 102 202 (148)
Corporate Operating Expense [Member]
        
Operating income:        
Total operating income $ (1,844) $ (1,613) $ (3,492) $ (3,252)