Consolidated Statement Of Income (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Oct. 31, 2011	Oct. 31, 2010	Oct. 31, 2011	Oct. 31, 2010
Consolidated Statement Of Income [Abstract]
Net sales	$ 6,593,983	$ 6,163,762	$ 19,375,572	$ 17,258,778
Cost of products sold	6,249,236	5,839,560	18,356,525	16,354,236
Gross profit	344,747	324,202	1,019,047	904,542
Selling, general and administrative expenses	255,178	243,230	775,020	688,326
Operating income	89,569	80,972	244,027	216,216
Interest expense	8,378	7,739	25,108	21,656
Other expense (income), net	428	122	882	(248)
Income before income taxes	80,763	73,111	218,037	194,808
Provision for income taxes	23,600	21,948	60,398	57,169
Consolidated net income	57,163	51,163	157,639	137,639
Net income attributable to noncontrolling interest	(3,644)	(705)	(5,312)	(693)
Net income attributable to shareholders of Tech Data Corporation	$ 53,519	$ 50,458	$ 152,327	$ 136,946
Net income per share attributable to shareholders of Tech Data Corporation:
Basic	$ 1.27	$ 1.08	$ 3.42	$ 2.78
Diluted	$ 1.26	$ 1.07	$ 3.37	$ 2.76
Weighted average common shares outstanding:
Basic	42,104	46,672	44,602	49,234
Diluted	42,554	47,069	45,157	49,684