CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($)	Oct. 31, 2015	Jan. 31, 2015
CURRENT ASSETS
Cash and cash equivalents	$ 176,838,000	$ 333,691,000
Short-term investments	104,097,000
Accounts receivable, net of allowance for doubtful accounts	41,137,000	27,330,000
Costs and estimated earnings in excess of billings	3,565,000	455,000
Notes receivable and accrued interest, net of allowance for doubtful amounts	6,841,000	1,786,000
Prepaid expenses and other current assets	2,978,000	1,092,000
TOTAL CURRENT ASSETS	335,456,000	364,354,000
Property, plant and equipment (including $2,658,000 in costs related to the variable interest entity as of January 31, 2015), net of accumulated depreciation	5,177,000	6,518,000
Goodwill	22,525,000	18,476,000
Intangible assets, net of accumulated amortization	2,105,000	1,845,000
TOTAL ASSETS	365,263,000	391,193,000
CURRENT LIABILITIES
Accounts payable	35,089,000	37,691,000
Dividends payable	10,379,000
Accrued expenses	20,362,000	15,976,000
Billings in excess of costs and estimated earnings	85,034,000	161,564,000
Deferred income taxes	559,000	201,000
TOTAL CURRENT LIABILITIES	151,423,000	215,432,000
Deferred income taxes	1,631,000	809,000
TOTAL LIABILITIES	$ 153,054,000	$ 216,241,000
COMMITMENTS AND CONTINGENCIES (Note 11)
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; 14,829,702 and 14,634,434 shares issued at October 31 and January 31, 2015, respectively; 14,826,469 and 14,631,201 shares outstanding at October 31 and January 31, 2015, respectively	$ 2,224,000	$ 2,195,000
Additional paid-in capital	116,669,000	109,696,000
Retained earnings	92,853,000	73,614,000
Accumulated other comprehensive loss	(411,000)
Treasury stock, at cost - 3,233 shares at October 31 and January 31, 2015	(33,000)	(33,000)
TOTAL STOCKHOLDERS' EQUITY	211,302,000	185,472,000
Noncontrolling interests (Note 3)	907,000	(10,520,000)
TOTAL EQUITY	212,209,000	174,952,000
TOTAL LIABILITIES AND EQUITY	$ 365,263,000	$ 391,193,000