Summary of Significant Accounting Policies - Components of Calculation of Basic Net Income Per Ordinary Share and Diluted Net Income Per Ordinary Share (Detail) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended								12 Months Ended
	Apr. 02, 2016	Dec. 26, 2015	Sep. 26, 2015	Jun. 27, 2015	Mar. 28, 2015	Dec. 27, 2014	Sep. 27, 2014	Jun. 28, 2014	Apr. 02, 2016	Mar. 28, 2015	Mar. 29, 2014
Numerator:
Net income attributable to MKHL	$ 177,000	$ 294,600	$ 193,100	$ 174,400	$ 182,600	$ 303,700	$ 207,000	$ 187,700	$ 839,100	$ 881,000	$ 661,500
Denominator:
Basic weighted average shares (in shares)	177,814,521	182,176,452	188,857,398	196,977,021	199,828,293	202,668,541	204,464,952	203,749,572	186,293,295	202,680,572	202,582,945
Weighted average dilutive share equivalents:
Share options and restricted shares/units, and performance restricted share units (in shares)									2,760,994	3,185,197	3,055,162
Diluted weighted average shares (in shares)	180,439,102	184,851,616	191,524,156	200,054,494	203,195,838	205,647,816	207,432,250	207,176,243	189,054,289	205,865,769	205,638,107
Basic net income per share (dollars per share)									$ 4.50	$ 4.35	$ 3.27
Diluted net income per share (dollars per share)									$ 4.44	$ 4.28	$ 3.22