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CONSOLIDATED BALANCE SHEETS (unaudited) (USD $)
In Thousands, unless otherwise specified
Jan. 28, 2012
Apr. 30, 2011
CURRENT ASSETS:    
Cash and cash equivalents $ 28,552 $ 54,308
Restricted cash 2,109 1,546
Marketable securities 19,916 22,943
Accounts receivable, net 53,925 61,778
Inventories 51,979 46,889
Costs and estimated earnings in excess of billings 34,557 24,193
Current maturities of long-term receivables 6,028 5,343
Prepaid expenses and other assets 6,155 6,312
Deferred income taxes 9,975 9,640
Income tax receivables 3,813 4,870
Total current assets 217,009 237,822
Advertising rights, net and other assets 1,155 1,383
Long-term receivables, less current maturities 12,952 13,558
Goodwill 3,327 3,384
Intangibles 1,466 1,654
Deferred income taxes 271 180
Total noncurrent assets 19,171 20,159
PROPERTY AND EQUIPMENT:    
Land 1,497 1,497
Buildings 56,079 55,457
Machinery and equipment 62,916 58,233
Office furniture and equipment 15,640 15,648
Computer software and hardware 41,162 37,754
Equipment held for rental 1,318 1,283
Demonstration equipment 9,060 8,086
Transportation equipment 4,014 3,688
Property and equipment, gross 191,686 181,646
Less accumulated depreciation 122,664 111,780
Property and equipment, net 69,022 69,866
TOTAL ASSETS 305,202 327,847
CURRENT LIABILITIES:    
Notes payable, bank 3,180 2,316
Accounts payable 31,951 29,223
Accrued expenses 17,917 21,748
Warranty obligations 14,095 14,474
Billings in excess of costs and estimated earnings 13,952 20,284
Customer deposits 9,849 11,288
Deferred revenue (billed or collected) 8,604 8,770
Current maturities of marketing obligations 369 273
Income tax payable 462 880
Deferred income taxes 450 406
Total current liabilities 100,829 109,662
Long-term warranty obligations 8,998 8,508
Long-term deferred revenue (billed or collected) 3,710 4,559
Other long-term obligations, less current maturities 1,270 2,010
Deferred income taxes 10 6
Total long-term liabilities 13,988 15,083
TOTAL LIABILITIES 114,817 124,745
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 34,515 32,670
Additional paid-in capital 23,564 21,149
Retained earnings 132,335 149,291
Treasury stock, at cost, 19,680 shares (9) (9)
Accumulated other comprehensive income (20) 1
TOTAL SHAREHOLDERS' EQUITY 190,385 203,102
TOTAL LIABILITIES AND SHAREHOLDERS' EQUITY $ 305,202 $ 327,847