A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

No definition available.

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- Definition

Represents the purchase by the parent of an additional equity interest in a subsidiary during the period, thereby effecting a change in total (consolidated) equity attributable to the parent. The purchase of the additional equity interest represented by this element increases the parent's controlling interest in the subsidiary.

+ References

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-Publisher FASB
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- Definition

Amount after tax, before reclassification adjustments, of other comprehensive income (loss), attributable to parent.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
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- Definition

Amount after tax of other comprehensive income (loss) attributable to parent entity.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
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- Definition

Amount after tax of reclassification adjustments of other comprehensive income (loss) attributable to parent.

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- Definition

Total of all stockholders' equity (deficit) items, net of receivables from officers, directors, owners, and affiliates of the entity which are attributable to the parent. The amount of the economic entity's stockholders' equity attributable to the parent excludes the amount of stockholders' equity which is allocable to that ownership interest in subsidiary equity which is not attributable to the parent (noncontrolling interest, minority interest). This excludes temporary equity and is sometimes called permanent equity.

+ References

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Comprehensive Income (Loss) (Schedule of Changes in the Components of AOCI) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2015	Dec. 31, 2014
Changes in the components of AOCI
Accumulated other comprehensive income (loss) at March 31, 2015			$ 2,044,654
Other comprehensive (loss) income attributable to Microchip Technology	$ (7,570)	$ 20,668	(21,465)	$ 14,960
Accumulated other comprehensive income (loss) at December 31, 2015	2,126,344		2,126,344
AOCI Attributable to Parent [Member]
Changes in the components of AOCI
Accumulated other comprehensive income (loss) at March 31, 2015			11,076
Other comprehensive loss before reclassifications			(7,411)
Amounts reclassified from accumulated other comprehensive income (loss)			(14,054)
Other comprehensive (loss) income attributable to Microchip Technology			(21,465)
Purchase of shares from noncontrolling interest			(276)
Accumulated other comprehensive income (loss) at December 31, 2015	(10,665)		(10,665)
Unrealized holding gains (losses) on available-for-sale securities
Changes in the components of AOCI
Accumulated other comprehensive income (loss) at March 31, 2015			14,537
Other comprehensive loss before reclassifications			(7,411)
Amounts reclassified from accumulated other comprehensive income (loss)			(14,054)
Other comprehensive (loss) income attributable to Microchip Technology			(21,465)
Accumulated other comprehensive income (loss) at December 31, 2015	(6,928)		(6,928)
Minimum pension liability
Changes in the components of AOCI
Accumulated other comprehensive income (loss) at March 31, 2015			13
Other comprehensive loss before reclassifications			0
Amounts reclassified from accumulated other comprehensive income (loss)			0
Other comprehensive (loss) income attributable to Microchip Technology			0
Accumulated other comprehensive income (loss) at December 31, 2015	13		13
Foreign Currency
Changes in the components of AOCI
Accumulated other comprehensive income (loss) at March 31, 2015			(3,474)
Other comprehensive loss before reclassifications			0
Amounts reclassified from accumulated other comprehensive income (loss)			0
Other comprehensive (loss) income attributable to Microchip Technology			0
Purchase of shares from noncontrolling interest			(276)
Accumulated other comprehensive income (loss) at December 31, 2015	$ (3,750)		$ (3,750)