CONDENSED CONSOLIDATED BALANCE SHEETS - USD ($) $ in Thousands	Jul. 31, 2024	Jan. 31, 2024
CURRENT ASSETS
Cash and cash equivalents	$ 232,685	$ 197,032
Investments	251,997	215,373
Accounts receivable, net	95,315	47,326
Contract assets	46,086	48,189
Other current assets	48,871	39,259
TOTAL CURRENT ASSETS	674,954	547,179
Property, plant and equipment, net	12,098	11,021
Goodwill	28,033	28,033
Intangible assets, net	2,022	2,217
Deferred taxes, net	1,637	2,259
Right-of-use and other assets	7,830	7,520
TOTAL ASSETS	726,574	598,229
CURRENT LIABILITIES
Accounts payable	99,693	39,485
Accrued expenses	61,698	81,721
Contract liabilities	253,736	181,054
TOTAL CURRENT LIABILITIES	415,127	302,260
Noncurrent liabilities	3,379	5,030
TOTAL LIABILITIES	418,506	307,290
COMMITMENTS AND CONTINGENCIES (see Notes 8 and 9)
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; 15,828,289 shares issued; 13,497,550 and 13,242,520 shares outstanding at July 31, 2024 and January 31, 2024, respectively	2,374	2,374
Additional paid-in capital	165,902	164,183
Retained earnings	243,519	225,507
Less treasury stock, at cost - 2,330,739 and 2,585,769 shares at July 31, 2024 and January 31, 2024, respectively	(99,644)	(97,528)
Accumulated other comprehensive loss	(4,083)	(3,597)
TOTAL STOCKHOLDERS' EQUITY	308,068	290,939
TOTAL LIABILITIES AND STOCKHOLDERS' EQUITY	$ 726,574	$ 598,229