XML 101 R88.htm IDEA: XBRL DOCUMENT v3.3.1.900
Quarterly Financial Data (Unaudited) - Additional Information (Detail) - USD ($)
 3 Months Ended 12 Months Ended
Dec. 31, 2015
Sep. 30, 2015
Dec. 31, 2014
Sep. 30, 2014
Mar. 31, 2014
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Quarterly Financial Data [Line Items]                
Asset impairment charges $ 58,500,000         $ 58,451,000    
Asset impairment charges, net of tax 44,600,000              
Goodwill impairment 39,800,000         39,826,000    
Intangible asset impairment charges 12,100,000              
Property and equipment impairment $ 6,600,000           $ 0 $ 0
Provision for long-term contract receivable     $ 49,900,000 $ 52,500,000     102,460,000  
Provision for long-term contract receivable, net of tax     $ 30,300,000 $ 32,300,000        
Selling, general and administrative expenses           $ 592,863,000 $ 705,477,000 $ 485,069,000
Fiber Optic Licensing Division [Member]                
Quarterly Financial Data [Line Items]                
Gain on sale, Net of tax   $ 171,000,000            
National Gas Company of Trinidad and Tobago Arbitration [Member]                
Quarterly Financial Data [Line Items]                
Selling, general and administrative expenses         $ 38,800,000      
Selling, general and administrative expenses, Net of tax         $ 25,800,000