Consolidated Condensed Statements of Equity - USD ($) $ in Thousands	Total	Common Stock [Member]	Treasury Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Noncontrolling Interest [Member]
Balance at Jan. 31, 2021	$ 437,183	$ 299	$ (354,612)	$ 149,110	$ 589,986	$ 52,400
Balance (in Shares) at Jan. 31, 2021		29,853,000	23,861,000
Capital contributions	68					68
Net (loss) income	8,398				7,784	614
Noncontrolling interests distribution and other	(75)					(75)
Issuance of equity awards and stock based compensation expense	42		$ 8	34
Balance at Apr. 30, 2021	445,616	$ 299	$ (354,604)	149,144	597,770	53,007
Balance (in Shares) at Apr. 30, 2021		29,853,000	23,861,000
Balance at Jan. 31, 2022	487,562	$ 299	$ (361,191)	149,334	642,350	56,770
Balance (in Shares) at Jan. 31, 2022		29,853,000	23,933,000
Net (loss) income	6,986				5,182	1,804
Noncontrolling interests distribution and other	(1)					(1)
Issuance of equity awards and stock based compensation expense	44		$ 8	36
Balance at Apr. 30, 2022	$ 494,591	$ 299	$ (361,183)	$ 149,370	$ 647,532	$ 58,573
Balance (in Shares) at Apr. 30, 2022		29,853,000	23,933,000