XML 17 R6.htm IDEA: XBRL DOCUMENT v3.8.0.1
Consolidated Statements of Changes in Shareholders' Equity - USD ($)
$ in Thousands
Total
Additional Paid-in Capital
Accumulated other comprehensive income, net of deferred income tax
Retained Earnings
Treasury Shares
Ordinary Shares A
Ordinary Shares A
Treasury Shares
Ordinary Shares B
Number at Dec. 31, 2016           13,436,548   4,133,366
A ordinary shares purchased             29,551  
Ordinary shares issued under share incentive plans           2,204    
Ordinary shares issued to directors           27,121    
Ordinary shares redeemed           (3,397,031)    
Adjustment for shares redeemed indirectly owned by subsidiary           34,085    
Number at Dec. 31, 2017         29,551 10,102,927 29,551 4,133,366
Balance at Dec. 31, 2016   $ 430,283 $ (618) $ 368,284   $ 1   $ 1
A ordinary shares purchased, at cost             $ (1,159)  
Other comprehensive income (loss):                
Change in unrealized holding gains (losses)     8,829          
Change in other than temporary impairment losses recognized in other comprehensive income     (3)          
Unrealized foreign currency translation gains     775          
Other comprehensive income (loss)     9,601          
Ordinary shares redeemed       (83,015)        
Adjustment for gain on shares redeemed indirectly owned by subsidiary   706   120        
Net income (loss)       (9,551)        
Share compensation plans   3,741            
Balance at Dec. 31, 2017 $ 718,394 434,730 8,983 275,838 $ (1,159) $ 1   $ 1
A ordinary shares purchased             45,233  
Ordinary shares issued under share incentive plans           38,061    
Ordinary shares issued to directors           9,142    
Ordinary shares redeemed           0    
Adjustment for shares redeemed indirectly owned by subsidiary           0    
Number at Mar. 31, 2018           10,150,130 74,784 4,133,366
A ordinary shares purchased, at cost             $ (1,813)  
Other comprehensive income (loss):                
Change in unrealized holding gains (losses)     (15,113)          
Change in other than temporary impairment losses recognized in other comprehensive income     (1)          
Unrealized foreign currency translation gains (372)   (372)          
Other comprehensive income (loss) (15,486)   (15,486)          
Ordinary shares redeemed       0        
Adjustment for gain on shares redeemed indirectly owned by subsidiary       0        
Net income (loss) 5,701     5,701        
Share compensation plans   336            
Dividends to shareholders ($0.25 per share)       (3,550)        
Balance at Mar. 31, 2018 703,752 $ 435,066 (16,531) 288,187 $ (2,972) $ 1   $ 1
Other comprehensive income (loss):                
Cumulative effect adjustment resulting from adoption of new accounting guidance $ (10,028)   $ (10,028) $ 10,198