Rendering

Component: (Network and Table)
Network
100670 - Disclosure - Other Noncurrent Liabilities - Summary of Other Noncurrent Liabilities (Detail)
(http://www.nl-ind.com/20161231/taxonomy/role/DisclosureOtherNoncurrentLiabilitiesSummaryOfOtherNoncurrentLiabilitiesDetail)
Table(Implied)
Slicers (applies to each fact value in each table cell)
Reporting Entity [Axis]0000072162 (http://www.sec.gov/CIK)
Other Liabilities Disclosure [Abstract]Period [Axis]
2016-12-31
2015-12-31
Other Liabilities Disclosure [Abstract]
 
 
Reserve for uncertain tax positions
12,186,000  
12,186,000  
Insurance claims and expenses
589,000  
663,000  
Other
767,000  
787,000  
Total
13,542,000  
 
13,636,000