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CONSOLIDATED BALANCE SHEETS (USD $)
In Thousands, unless otherwise specified
Jul. 28, 2012
Apr. 28, 2012
CURRENT ASSETS:    
Cash and cash equivalents $ 38,840 $ 29,423
Restricted cash 49 1,169
Marketable securities 25,050 25,258
Accounts receivable, net 76,673 66,923
Inventories 55,934 54,924
Costs and estimated earnings in excess of billings 27,589 23,020
Current maturities of long-term receivables 5,894 5,830
Prepaid expenses and other assets 5,984 5,528
Deferred income taxes 10,936 10,941
Income tax receivables 1,739 5,990
Total current assets 248,688 229,006
Long-term receivables, less current maturities 13,471 12,622
Goodwill 3,316 3,347
Intangibles 1,352 1,409
Advertising rights, net and other assets 1,039 1,157
Deferred income taxes 30 30
Total noncurrent assets 19,208 18,565
PROPERTY AND EQUIPMENT:    
Land 1,497 1,497
Buildings 56,467 56,431
Machinery and equipment 61,949 61,654
Office furniture and equipment 15,646 15,648
Computer software and hardware 42,709 42,172
Equipment held for rental 983 1,003
Demonstration equipment 9,151 9,806
Transportation equipment 4,196 4,116
Property and equipment, gross 192,598 192,327
Less accumulated depreciation 126,942 123,931
Property and equipment, net 65,656 68,396
TOTAL ASSETS 333,552 315,967
CURRENT LIABILITIES:    
Notes payable, bank 470 1,459
Accounts payable 35,550 33,906
Accrued expenses 22,446 22,731
Warranty obligations 13,156 13,049
Billings in excess of costs and estimated earnings 20,254 14,385
Customer deposits (billed or collected) 19,473 12,826
Deferred revenue (billed or collected) 9,999 9,751
Current portion of other long-term obligations 388 359
Income tax payable 755 665
Deferred income taxes 55 42
Total current liabilities 122,546 109,173
Long-term warranty obligations 9,451 9,166
Long-term deferred revenue (billed or collected) 4,480 4,361
Other long-term obligations, less current maturities 1,671 1,009
Deferred income taxes 1,453 1,453
Total long-term liabilities 17,055 15,989
TOTAL LIABILITIES 139,601 125,162
SHAREHOLDERS' EQUITY:    
Common stock, no par value, authorized 120,000,000 shares; 41,910,036 and 41,606,070 shares issued at January 28, 2012 and April 30, 2011, respectively 35,420 34,631
Additional paid-in capital 25,084 24,320
Retained earnings 133,676 131,830
Treasury stock, at cost, 19,680 shares (9) (9)
Accumulated other comprehensive (loss) income (220) 33
TOTAL SHAREHOLDERS' EQUITY 193,951 190,805
TOTAL LIABILITIES AND SHAREHOLDERS' EQUITY $ 333,552 $ 315,967