XML 130 R109.htm IDEA: XBRL DOCUMENT v3.3.1.900
Taxation (Narrative) (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Dec. 31, 2013
Mar. 31, 2015
Operating Loss Carryforwards [Line Items]        
Change in valuation allowance $ (43,800) $ 5,600 $ 21,000  
Valuation allowance 17,852 61,660    
Income taxes paid 10,300 1,100 $ 1,200  
Unrecognized tax benefits 0 0    
Interest and penalties accrued on unrecognized tax benefits 0 0    
U.S.        
Operating Loss Carryforwards [Line Items]        
Valuation allowance   $ 48,500   $ 1,000
Internal Revenue Service (IRS)        
Operating Loss Carryforwards [Line Items]        
Operating loss carryforwards 66,100      
Ireland        
Operating Loss Carryforwards [Line Items]        
Operating loss carryforwards 11,000      
United Kingdom        
Operating Loss Carryforwards [Line Items]        
Operating loss carryforwards 59,300      
Singapore        
Operating Loss Carryforwards [Line Items]        
Operating loss carryforwards $ 6,500