Annual report pursuant to Section 13 and 15(d)

Organization and Summary of Significant Accounting Policies - Additional Information (Detail)

v2.4.0.8
Organization and Summary of Significant Accounting Policies - Additional Information (Detail) (USD $)
 12 Months Ended 3 Months Ended 12 Months Ended
Dec. 31, 2013
Project
Dec. 31, 2012
Project
Dec. 31, 2011
Sep. 30, 2013
Large Deepwater Customer [Member]
Dec. 31, 2013
Large Deepwater Customer [Member]
Dec. 31, 2013
Minimum [Member]
Dec. 31, 2013
Maximum [Member]
Significant Accounting Policies [Line Items]              
Reserve for bad debt $ 887,000 $ 14,508,000          
Workers compensation liability 1,900,000 1,600,000          
Estimated life of Property, plant and equipment           3 years 25 years
Total revenue recorded in relation to orders change in projects 100,000 5,200,000 0        
Number of projects orders changed 2 4          
Total revenue recorded in relation to re-measure units and quantities on a unit rate contract in progress 3,700,000 7,700,000          
Losses related to project settlement (30,800,000) (12,500,000) (3,000,000)   29,600,000    
Estimated removed revenue from the backlog       25,500,000      
Estimated labor hours, removed from backlog       271000 hours      
Payment for settlement of contract         11,000,000    
Additional loss provision    $ 14,501,000      $ 18,200,000