XML 30 R31.htm IDEA: XBRL DOCUMENT v2.4.0.8
Inventories (Details) (USD $)
In Thousands, unless otherwise specified
Jul. 27, 2013
Apr. 27, 2013
Inventories [Abstract]    
Raw materials $ 75,195 $ 70,731
Work in process 13,055 12,182
Finished goods 99,624 93,273
FIFO inventories 187,874 176,186
Excess of FIFO over LIFO (29,843) (29,843)
Total inventories $ 158,031 $ 146,343