Consolidated Statement Of Cash Flows (USD $)	12 Months Ended
	Jan. 31, 2015	Jan. 31, 2014	Jan. 31, 2013
Cash flows from operating activities:
Cash received from customers	$ 29,380,493,000	$ 28,253,552,000	$ 26,531,396,000
Cash paid to vendors and employees	(29,177,542,000)	(27,775,887,000)	(26,306,835,000)
Interest paid	(24,546,000)	(23,082,000)	(11,422,000)
Income taxes paid	(59,024,000)	(75,435,000)	(89,445,000)
Net cash provided by operating activities	119,381,000	379,148,000	123,694,000
Cash flows from investing activities:
Acquisition of businesses, net of cash acquired	0	6,377,000	(310,253,000)
Payments to Acquire Intangible Assets	0	(1,519,000)	0
Expenditures for property and equipment	(18,639,000)	(15,598,000)	(14,871,000)
Proceeds from Sale of Buildings	7,121,000	0	0
Software and software development costs	(9,536,000)	(13,271,000)	(23,494,000)
Net cash used in investing activities	(21,054,000)	(24,011,000)	(348,618,000)
Cash flows from financing activities:
Proceeds from the reissuance of treasury stock	1,456,000	1,139,000	3,397,000
Cash paid for purchase of treasury stock	(52,997,000)	0	(185,114,000)
Proceeds from (Payments to) Noncontrolling Interests	0	0	(49,549,000)
Acquisition of noncontrolling interest in joint venture	0	0	(117,220,000)
Return of capital to joint venture partner	0	0	(9,074,000)
Payments for Acquisition Earn-Out	(5,060,000)	(6,183,000)	0
Proceeds from issuance of Senior Notes, net of expenses	0	0	345,810,000
Net borrowings (repayments) on revolving credit loans	(7,269,000)	122,656,000	(87,240,000)
Principal payments on long-term debt	(546,000)	(538,000)	(500,000)
Excess tax benefit from stock-based compensation	749,000	927,000	5,304,000
Net cash (used in) provided by financing activities	(49,129,000)	(127,311,000)	80,294,000
Effect of exchange rate changes on cash and cash equivalents	(72,057,000)	1,711,000	(1,068,000)
Net (decrease) increase in cash and cash equivalents	(22,859,000)	229,537,000	(145,698,000)
Cash and cash equivalents at beginning of year	570,101,000	340,564,000	486,262,000
Cash and cash equivalents at end of year	542,995,000	570,101,000	340,564,000
Reconciliation of net income to net cash provided by operating activities:
Net income attributable to shareholders of Tech Data Corporation	175,172,000	179,932,000	176,255,000
Net income attributable to noncontrolling interest	0	0	6,785,000
Consolidated net income	175,172,000	179,932,000	183,040,000
Adjustments to reconcile net income to net cash provided by operating activities:
Disposal Group, Not Discontinued Operation, Loss (Gain) on Write-down	1,330,000	0	0
Depreciation and amortization	68,746,000	72,979,000	58,353,000
Provision for losses on accounts receivable	10,415,000	11,725,000	9,653,000
Stock-based compensation expense	13,668,000	8,858,000	13,616,000
Accretion of debt discount on Senior Notes and convertible senior debentures	264,000	264,000	88,000
Deferred income taxes	(335,000)	(53,484,000)	(22,759,000)
Excess tax benefit from stock-based compensation	(749,000)	(927,000)	(5,304,000)
Gain (Loss) on Disposition of Assets	(2,350,000)	0	0
Changes in operating assets and liabilities, net of acquisitions:
Accounts receivable	22,166,000	(36,031,000)	(103,538,000)
Inventories	245,474,000	(209,383,000)	(151,713,000)
Prepaid expenses and other assets	31,829,000	77,737,000	(102,139,000)
Accounts payable	469,757,000	(321,254,000)	(218,618,000)
Accrued expenses and other liabilities	(23,508,000)	(6,224,000)	(25,779,000)
Total adjustments	(55,791,000)	199,216,000	(59,346,000)
Net cash provided by operating activities	119,381,000	379,148,000	123,694,000
Cash and Cash Equivalents [Member]
Disposal Group, Assets of Business Transferred under Contractual Arrangement	$ 4,247,000	$ 0	$ 0