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Related-Party and Other Transactions (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2012	May 31, 2012
Related Party Transaction [Line Items]
Net sales to Ablecom	$ 14,576	$ 13,805	$ 12,229
Amounts owed to the Company by Ablecom	621	974
Amounts owed to Ablecom by the Company	48,969	50,448
Contribution in variable interest entity				168
Investment in Super Micro Business Park, Inc.				50.00%
Net income (loss) attributable to noncontrolling interest	(6)	13
Ablecom [Member]
Related Party Transaction [Line Items]
Purchases from Ablecom	201,848	179,735	168,744
Net sales to Ablecom	14,576	13,805	12,229
Amounts owed to the Company by Ablecom	621	974
Amounts owed to Ablecom by the Company	48,969	50,448
Tooling assets and miscellaneous costs paid to Ablecom	6,906	5,076	5,042
Outstanding purchase order with Ablecom	$ 64,464	$ 53,684
Ablecom [Member] | Minimum [Member]
Related Party Transaction [Line Items]
Majority of invoiced paid to Ablecom, number of days	63 days
Ablecom [Member] | Maximum [Member]
Related Party Transaction [Line Items]
Ablecom ownership percentage in Compuware is below	50.00%
Majority of invoiced paid to Ablecom, number of days	98 days
Immediate Family Member of Management or Principal Owner [Member]
Related Party Transaction [Line Items]
Ownership percentage of Company owned by Ablecom's CEO	1.00%
Ownership percentage of Ablecom owned	35.90%
CEO and Other Family Members [Member]
Related Party Transaction [Line Items]
Ownership percentage of Ablecom owned	10.50%

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