Consolidated Balance Sheets (Unaudited) (USD $)	Jul. 31, 2013	Jan. 31, 2013
CURRENT ASSETS:
Cash and cash equivalents	$ 5,956,000	$ 8,875,000
Investments	3,691,000	3,410,000
Accounts receivable, less allowance for doubtful accounts of $701,000 at July 31, 2013 and $847,000 at January 31, 2013	31,928,000	33,573,000
Unbilled receivable	11,857,000	8,073,000
Income taxes receivable, net	2,586,000	639,000
Inventories, net	279,000	446,000
Deferred income taxes	4,959,000	4,959,000
Prepaid expenses	2,523,000	2,524,000
Total current assets	63,779,000	62,499,000
Property, plant and equipment, at cost	150,334,000	147,864,000
Less: accumulated depreciation	(89,670,000)	(85,586,000)
Net property, plant and equipment	60,664,000	62,278,000
Goodwill	21,799,000	21,799,000
Intangible assets, net	15,136,000	16,149,000
Other assets	912,000	1,904,000
TOTAL ASSETS	162,290,000	164,629,000
CURRENT LIABILITIES:
Accounts payable	5,358,000	7,473,000
Accrued expenses	15,596,000	13,142,000
Deferred income	4,767,000	2,974,000
Current installments of long-term debt	6,037,000	5,572,000
Total current liabilities	31,758,000	29,161,000
Long-term debt, excluding current installments	41,545,000	48,379,000
Deferred income taxes	16,461,000	16,461,000
Deferred compensation	1,288,000	1,794,000
Other long-term liabilites	437,000	382,000
Commitments and contingencies
SHAREHOLDERS' EQUITY:
Preferred stock, no par value, 2,000,000 shares authorized; none issued	0	0
Common stock, no par value. Authorized, 20,000,000 shares; issued and outstanding, 11,660,000 as of July 31, 2013 and 11,475,000 as of January 31, 2013	29,841,000	29,053,000
Retained earnings	40,583,000	39,296,000
Accumulated other comprehensive loss	(248,000)	(142,000)
Total shareholders' equity	70,176,000	68,207,000
Noncontrolling interests	625,000	245,000
Total equity	70,801,000	68,452,000
TOTAL LIABILITIES AND SHAREHOLDERS' EQUITY	$ 162,290,000	$ 164,629,000