Earnings Per Share ("EPS") (Earnings Per Share Basic And Diluted) (Details) (USD $) In Thousands, except Per Share data	3 Months Ended		6 Months Ended
	Jul. 31, 2011	Jul. 31, 2010	Jul. 31, 2011	Jul. 31, 2010
Earnings Per Share ("EPS")
Net income attributable to Tech Data Corporation - basic	$ 50,107	$ 40,855	$ 98,808	$ 86,488
Net income attributable to Tech Data Corporation - diluted	$ 50,107	$ 40,855	$ 98,808	$ 86,488
Weighted average shares, basic	45,097	49,612	46,129	50,537
Equity-based awards, Weighted average shares	499	374	607	475
Weighted average shares, diluted	45,596	49,986	46,736	51,012
Net income attributable to Tech Data Corporation - basic, Per share amount	$ 1.11	$ 0.82	$ 2.14	$ 1.71
Net income attributable to Tech Data Corporation - diluted, Per share amount	$ 1.10	$ 0.82	$ 2.11	$ 1.70