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CONSOLIDATED STATEMENT OF CHANGES IN EQUITY (USD $)
In Thousands, unless otherwise specified
Total
Common Shares
Capital in Excess of Par Value
Retained Earnings
Accumulated Other Comprehensive Income (Loss)
Non-Controlling Interests
Beginning Balance at Apr. 25, 2009 $ 303,419 $ 51,478 $ 205,945 $ 65,027 $ (23,168) $ 4,137
Reclassification related to share purchase activity and subsequent reissuances     7,455 (7,455)    
Comprehensive income            
Net income (loss) 31,359     32,701   (1,342)
Unrealized (loss) gain on marketable securities arising during the period         2,685  
Reclassification adjustment for gain on marketable securities included in net income         (97)  
Translation adjustment         (190) 404
Change in fair value of cash flow hedge         146  
Net pension amortization and net actuarial loss         340  
Total comprehensive income 34,647          
Stock issued for stock and employee benefit plans, net of cancellations (264) 292   (556)    
Stock option and restricted stock expense 5,222   5,222      
Change in noncontrolling interest 90         90
Ending Balance at Apr. 24, 2010 343,114 51,770 218,622 89,717 (20,284) 3,289
Comprehensive income            
Net income (loss) 17,373     24,047   (6,674)
Unrealized (loss) gain on marketable securities arising during the period         1,085  
Reclassification adjustment for gain on marketable securities included in net income         (495)  
Translation adjustment         (298) 353
Change in fair value of cash flow hedge         548  
Net pension amortization and net actuarial loss         640  
Total comprehensive income 19,206          
Stock issued for stock and employee benefit plans, net of cancellations (105) 139   (244)    
Stock option and restricted stock expense 3,717   3,717      
Acquisition of VIE and other 60     (8,573)   8,633
Cumulative effect of change in accounting for noncontrolling interests (1,852)     925   (2,777)
Ending Balance at Apr. 30, 2011 364,140 51,909 222,339 105,872 (18,804) 2,824
Comprehensive income            
Net income (loss) 88,908     87,966   942
Unrealized (loss) gain on marketable securities arising during the period         (7)  
Reclassification adjustment for gain on marketable securities included in net income         (324)  
Translation adjustment         35 (167)
Change in fair value of cash flow hedge         28  
Net pension amortization and net actuarial loss         (12,209)  
Total comprehensive income 76,264          
Stock issued for stock and employee benefit plans, net of cancellations 4,337 835 4,011 (509)    
Purchases of common stock (5,179) (500) (958) (3,721)    
Stock option and restricted stock expense 5,718   5,717 1    
Tax benefit from exercise of options 223   223      
Change in noncontrolling interest upon deconsolidation of VIE and other changes in noncontrolling interests 2,312         2,312
Ending Balance at Apr. 28, 2012 $ 447,815 $ 52,244 $ 231,332 $ 189,609 $ (31,281) $ 5,911