Quarterly report pursuant to Section 13 or 15(d)

Condensed Consolidated Balance Sheets (Unaudited)

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Condensed Consolidated Balance Sheets (Unaudited) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2012
Mar. 31, 2012
Current assets:    
Cash and cash equivalents $ 28,110 $ 25,189
Investments 26,997 16,499
Trade accounts receivable, net of allowances ($72 and $43 at December 31 and March 31, 2012, respectively) 11,389 11,593
Unbilled revenue 7,655 12,667
Inventories 7,385 6,047
Prepaid expenses and other current assets 412 467
Income taxes receivable 3,126 4,479
Deferred income tax asset 91 37
Total current assets 85,165 76,978
Property, plant and equipment, net 13,101 13,453
Prepaid pension asset 2,813 2,238
Goodwill 6,938 6,938
Permits 10,300 10,300
Other intangible assets, net 4,833 4,968
Other assets 188 102
Total assets 123,338 114,977
Current liabilities:    
Current portion of capital lease obligations 88 85
Accounts payable 6,125 6,303
Accrued compensation 4,482 4,652
Accrued expenses and other current liabilities 2,581 3,707
Customer deposits 9,353 7,257
Deferred income tax liability 2,347 2,244
Total current liabilities 24,976 24,248
Capital lease obligations 150 203
Accrued compensation 298 293
Deferred income tax liability 7,473 7,404
Accrued pension liability 228 229
Accrued postretirement benefits 922 895
Other long-term liabilities 92 85
Total liabilities 34,139 33,357
Commitments and contingencies (Note 12)      
Stockholders' equity:    
Preferred stock, $1.00 par value - Authorized, 500 shares      
Common stock, $.10 par value - Authorized, 25,500 shares Issued, 10,329 and 10,297 shares at December 31 and March 31, 2012, respectively 1,033 1,030
Capital in excess of par value 18,338 17,745
Retained earnings 80,836 74,383
Accumulated other comprehensive loss (7,707) (8,160)
Treasury stock ( 336 and 346 shares at December 31 and March 31, 2012, respectively) (3,301) (3,378)
Total stockholders' equity 89,199 81,620
Total liabilities and stockholders' equity $ 123,338 $ 114,977