Acquisitions (As Reported and Pro Forma Information)(Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended
	Jan. 31, 2015	Oct. 31, 2014	Jul. 31, 2014	Apr. 30, 2014	Jan. 31, 2014	Oct. 31, 2013	Jul. 31, 2013	Apr. 30, 2013	Jan. 31, 2015	Jan. 31, 2014	Jan. 31, 2013
Net Sales
As reported	$ 7,339,491	$ 6,761,181	$ 6,841,809	$ 6,728,151	$ 7,973,107	$ 6,373,564	$ 6,327,476	$ 6,147,757	$ 27,670,632	$ 26,821,904	$ 25,358,329
Proforma											27,099,438
Net Income attributable to shareholders of Tech Data Corporation
As reported	80,677	41,700	39,328	13,467	109,761	37,716	14,695	17,760	175,172	179,932	176,255
Proforma											$ 188,265