CONSOLIDATED STATEMENTS OF SHAREHOLDERS' EQUITY - USD ($) shares in Thousands, $ in Thousands	Common Stock [Member]	Treasury Stock [Member]	Additional Paid-in Capital [Member]	Retained Earnings [Member]	Noncontrolling Interest [Member]	Total
Balance at Jan. 31, 2020	$ 299	$ (335,066)	$ 148,789	$ 586,985	$ 52,599	$ 453,606
Balance (in Shares) at Jan. 31, 2020	29,853	23,561
Net (loss) income				(7,635)	(795)	(8,430)
Treasury stock acquired		$ (3,923)				(3,923)
Treasury stock acquired (in Shares)		78
Noncontrolling interests distribution and other					(35)	(35)
Capital contributions					10	10
Issuance of equity awards and stock based compensation expense		$ 7	32			39
Balance at Apr. 30, 2020	$ 299	$ (338,982)	148,821	579,350	51,779	441,267
Balance (in Shares) at Apr. 30, 2020	29,853	23,639
Balance at Jan. 31, 2021	$ 299	$ (354,612)	149,110	589,986	52,400	437,183
Balance (in Shares) at Jan. 31, 2021	29,853	23,861
Net (loss) income				7,784	614	8,398
Noncontrolling interests distribution and other					(75)	(75)
Capital contributions					68	68
Issuance of equity awards and stock based compensation expense		$ 8	34			42
Balance at Apr. 30, 2021	$ 299	$ (354,604)	$ 149,144	$ 597,770	$ 53,007	$ 445,616
Balance (in Shares) at Apr. 30, 2021	29,853	23,861