CONSOLIDATED STATEMENTS OF CASH FLOWS $ in Thousands	12 Months Ended
	Jan. 31, 2021 USD ($)	Jan. 31, 2020 USD ($)	Jan. 31, 2019 USD ($)
CASH FLOWS FROM OPERATING ACTIVITIES:
Net income	$ 5,618	$ 11,644	$ 37,510
Depreciation	20,906	23,007	24,828
Amortization of operating lease right-of-use assets	5,358	6,304
Stock based compensation expense	264	397	669
Income from equity method investments	(500)	(1,392)	(1,536)
Dividends received from equity method investments	3,508	1,003	4,010
Interest income from investments	(216)	(73)	(1,077)
Gain on disposal of real estate and property and equipment	(58)		104
Deferred income tax	(7,949)	(11,070)	(23,364)
Changes in assets and liabilities:
Accounts receivable	(6,744)	(1,591)	1,535
Inventory	(2,246)	(17,157)	2,278
Prepaid expenses and other assets	(3,138)	(752)	5,217
Income taxes refundable	9	1,666	(1,083)
Accounts payable-trade	(2,346)	11,400	339
Accrued expenses and other liabilities	(3,843)	(13,043)	(1,499)
Net cash provided by operating activities	8,623	10,343	47,931
CASH FLOWS FROM INVESTING ACTIVITIES:
Capital expenditures	(10,412)	(3,776)	(10,775)
Purchases of short-term investments	(96,233)	(26,025)	(125,989)
Sales of short-term investments	86,328	15,000	112,091
Proceeds from sale of real estate and property and equipment	58
Repayment of note receivable		369	27
Deposits	(532)		5
Net cash used in investing activities	(20,791)	(14,432)	(24,641)
CASH FLOWS FROM FINANCING ACTIVITIES:
Treasury stock acquired	(19,629)		(21,855)
Payments to noncontrolling interests holders	(2,928)	(4,264)	(4,489)
Capital contributions from minority investor	112	312	524
Net cash used in financing activities	(22,445)	(3,952)	(25,820)
NET DECREASE IN CASH, CASH EQUIVALENTS AND RESTRICTED CASH	(34,613)	(8,041)	(2,530)
CASH, CASH EQUIVALENTS AND RESTRICTED CASH-Beginning of year	180,771	188,812	191,342
CASH, CASH EQUIVALENTS AND RESTRICTED CASH-End of year	146,158	180,771	188,812
Non cash financing activities-Equity awards issued	241	487	1,473
Non cash financing activities-Equity awards accrued	99	241	487
Non cash investing activities-Accrued capital expenditures	390	37
Initial right-of-use assets and liabilities recorded upon adoption of ASC 842		20,918
Right-of-use assets acquired and liabilities incurred upon lease execution	1,863	432
Cash and cash equivalents	144,501	179,658	188,531
Restricted cash	1,657	1,113	281
Cash, cash equivalents and restricted cash, end of period	$ 146,158	$ 180,771	$ 188,812