Quarterly Results (Unaudited) (Tables)

12 Months Ended

Mar. 31, 2017

Quarterly Financial Information Disclosure [Abstract]

Schedule of Quarterly Financial Data

The following table presents the Company's selected unaudited quarterly operating results for the eight quarters ended March 31, 2017.  The Company believes that all adjustments of a normal recurring nature have been made to present fairly the related quarterly results (in thousands, except per share amounts):

Fiscal 2017	First Quarter			Second Quarter		Third Quarter		Fourth Quarter		Total
Net sales	$	799,411		$	871,364	$	834,366	$	902,666	$	3,407,807
Gross profit	348,490			410,621		465,259		532,826		1,757,196
Operating income	(59,104		)	62,760		118,074		154,087		275,817
Net income	(113,363		)	33,919		107,175		136,908		164,639
Diluted net income per common share attributable to Microchip stockholders	(0.53		)	0.14		0.46		0.57		0.71
Fiscal 2016	First Quarter			Second Quarter		Third Quarter		Fourth Quarter		Total
Net sales	$	533,952		$	541,391	$	540,344	$	557,647	$	2,173,334
Gross profit	309,017			300,950		292,718		302,779		1,205,464
Operating income	121,319			74,948		76,132		79,946		352,345
Net income	130,460			64,899		61,211		67,355		323,925
Less: Net loss attributable to noncontrolling interests	207			—		—		—		207
Net income attributable to Microchip Technology	130,667			64,899		61,211		67,355		324,132
Diluted net income per common share attributable to Microchip stockholders	0.60			0.30		0.28		0.31		1.49