CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jul. 31, 2020	Jul. 31, 2019	Jul. 31, 2020	Jul. 31, 2019
Revenues:
Other Income	$ 87,180	$ 94,997	$ 174,010	$ 186,530
Total revenues	366,916	401,059	684,076	754,571
Total Net Sales	279,736	306,062	510,066	568,041
Costs and expenses:
Cost of goods sold	176,623	182,065	323,637	339,293
Selling, general and administrative expense	115,278	127,484	228,285	245,398
Provision for bad debts	32,045	49,736	149,371	89,782
Charges and credits	1,534	0	3,589	(695)
Total costs and expenses	325,480	359,285	704,882	673,778
Operating income (loss)	41,436	41,774	(20,806)	80,793
Interest expense	13,222	14,396	28,215	28,893
Income (loss) before income taxes	28,214	27,378	(49,021)	51,900
Provision (benefit) for income taxes	7,694	7,404	(13,339)	12,417
Net income (loss)	$ 20,520	$ 19,974	$ (35,682)	$ 39,483
Income (loss) per share:
Basic (in dollars per share)	$ 0.71	$ 0.64	$ (1.23)	$ 1.25
Diluted (in dollars per share)	$ 0.70	$ 0.62	$ (1.23)	$ 1.23
Weighted average common shares outstanding:
Basic (in shares)	29,070,607	31,442,909	28,948,216	31,660,320
Diluted (in shares)	29,140,546	31,958,704	28,948,216	32,198,024
Product [Member]
Revenues:
Total revenues	$ 256,142	$ 274,578	$ 463,340	$ 509,023
RSA Commission [Member]
Revenues:
Total revenues	20,164	27,647	40,265	51,671
Service [Member]
Revenues:
Total revenues	$ 3,430	$ 3,837	$ 6,461	$ 7,347