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Consolidated Statements of Stockholders' Equity Statement - USD ($)
$ in Thousands
Total
Cumulative Effect, Period of Adoption, Adjustment
Common Stock
Additional Paid-in Capital
Accumulated Other Comprehensive Income (Loss)
Retained Earnings
Retained Earnings
Cumulative Effect, Period of Adoption, Adjustment
Treasury Stock
TOTAL EQUITY $ 553,311   $ 23 $ 253,840 $ (2,840) $ 907,943   $ 605,655
Common stock, shares issued     16,066,000          
Exercises of stock options and stock-settled SARs (Shares)     107,000          
APIC, Share-based Payment Arrangement, Increase for Cost Recognition 17,095     17,095        
Stock Repurchased During Period, Shares     (23,000)          
Treasury Stock, Value, Acquired, Cost Method $ (3,650)             (3,650)
Stock Issued During Period, Shares, Employee Stock Purchase Plans 33,300   33,000          
Stock Issued During Period, Value, Employee Stock Purchase Plan $ 4,268             4,268
Dividends, Cash (45,247)         (45,247)    
Unrealized gain on short-term investments, net of tax 2,742       2,179 563    
Net Income 161,802         161,802    
TOTAL EQUITY 690,321   $ 23 270,935 (661) 1,025,061   605,037
Common stock, shares issued     16,183,000          
Exercises of stock options and stock-settled SARs (Shares)     213,000          
APIC, Share-based Payment Arrangement, Increase for Cost Recognition 18,998     18,998        
Stock Repurchased During Period, Shares     (132,000)          
Treasury Stock, Value, Acquired, Cost Method $ (18,569)             (18,569)
Stock Issued During Period, Shares, Employee Stock Purchase Plans 38,464   39,000          
Stock Issued During Period, Value, Employee Stock Purchase Plan $ 6,027             6,027
Dividends, Cash (45,552)         (45,552)    
Unrealized gain on short-term investments, net of tax 759       759      
Net Income 232,117         232,117    
TOTAL EQUITY $ 883,551 $ (550) $ 23 289,933 98 1,211,076 $ (550) 617,579
Common stock, shares issued 16,303,262   16,303,000          
Exercises of stock options and stock-settled SARs (Shares)     262,000          
APIC, Share-based Payment Arrangement, Increase for Cost Recognition $ 38,445     38,445        
Stock Repurchased During Period, Shares     (217,000)          
Treasury Stock, Value, Acquired, Cost Method $ (33,773)             (33,773)
Stock Issued During Period, Shares, Employee Stock Purchase Plans 56,866   57,000          
Stock Issued During Period, Value, Employee Stock Purchase Plan $ 5,344             5,344
Dividends, Cash (11,361)         (11,361)    
Unrealized gain on short-term investments, net of tax (125)       (125)      
Net Income (184,093)         (184,093)    
Adjustments to Additional Paid in Capital, Warrant Issued 1,375     1,375        
TOTAL EQUITY $ 699,363   $ 23 $ 329,753 $ (27) $ 1,015,622   $ 646,008
Common stock, shares issued 16,405,565   16,405,000