Consolidated Balance Sheets (USD $)	Jan. 31, 2012	Jan. 31, 2011
CURRENT ASSETS:
Cash and cash equivalents	$ 156,524,000	$ 83,292,000
Restricted cash	0	1,243,000
Accounts receivable, net of allowance for doubtful accounts	16,053,000	13,099,000
Costs and estimated earnings in excess of billings	2,781,000	1,443,000
Deferred income tax assets	691,000	91,000
Prepaid expenses and other current assets	4,528,000	520,000
Assets held for sale	0	6,354,000
TOTAL CURRENT ASSETS	180,577,000	106,042,000
Property, plant and equipment, net of accumulated depreciation ($1,469,000 related to variable interest entities as of January 31, 2012)	2,761,000	1,478,000
Goodwill	18,476,000	18,476,000
Intangible assets, net of accumulated amortization	2,574,000	2,908,000
Deferred income tax and other assets	864,000	1,013,000
Assets held for sale	0	625,000
TOTAL ASSETS	205,252,000	130,542,000
CURRENT LIABILITIES:
Accounts payable	29,524,000	8,555,000
Accrued expenses	6,751,000	13,035,000
Billings in excess of costs and estimated earnings	68,004,000	9,916,000
Liabilities related to assets held for sale	0	1,362,000
TOTAL CURRENT LIABILITIES	104,279,000	32,868,000
Other liabilities	10,000	29,000
TOTAL LIABILITIES	104,289,000	32,897,000
COMMITMENTS AND CONTINGENCIES (Notes 13 and 14)
STOCKHOLDERS' EQUITY:
Preferred stock, par value $0.10 per share - 500,000 shares authorized; no shares issued and outstanding
Common stock, par value $0.15 per share - 30,000,000 shares authorized; 13,661,098 and 13,602,227 shares issued at January 31, 2012 and 2011, respectively; 13,657,865 and 13,598,994 shares outstanding at January 31, 2012 and 2011, respectively	2,049,000	2,040,000
Warrants outstanding	590,000	601,000
Additional paid-in capital	89,714,000	88,561,000
Retained earnings	8,944,000	6,476,000
Treasury stock at cost - 3,233 shares at January 31, 2012 and 2011	(33,000)	(33,000)
TOTAL STOCKHOLDERS' EQUITY	101,264,000	97,645,000
Noncontrolling interest (variable interest entities)	(301,000)	0
TOTAL EQUITY	100,963,000	97,645,000
TOTAL LIABILITIES AND EQUITY	$ 205,252,000	$ 130,542,000