Consolidated Statement Of Income (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Jan. 31, 2012	Jan. 31, 2011	Jan. 31, 2010
Consolidated Statement Of Income [Abstract]
Net sales	$ 26,488,124	$ 24,375,973	$ 22,099,876
Cost of products sold	25,094,133	23,092,685	20,947,522
Gross profit	1,393,991	1,283,288	1,152,354
Operating expenses:
Selling, general and administrative expenses	1,037,839	949,303	892,878
Loss on disposal of subsidiaries	28,294	0	0
Operating expenses, Total	1,066,133	949,303	892,878
Operating income	327,858	333,985	259,476
Interest expense	31,343	29,926	27,639
Other expense (income), net	1,193	444	(3,303)
Income before income taxes	295,322	303,615	235,140
Provision for income taxes	78,474	84,752	53,940
Consolidated net income	216,848	218,863	181,200
Net income attributable to noncontrolling interest	(10,452)	(4,620)	(1,045)
Net income attributable to shareholders of Tech Data Corporation	$ 206,396	$ 214,243	$ 180,155
Net income per share attributable to shareholders of Tech Data Corporation
Basic	$ 4.72	$ 4.41	$ 3.57
Diluted	$ 4.66	$ 4.36	$ 3.54
Weighted average common shares outstanding:
Basic	43,749	48,587	50,517
Diluted	44,327	49,085	50,938