Accumulated Other Comprehensive Income - Changes in Components of Accumulated Other Comprehensive Income, Net of Taxes (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Sep. 26, 2015	Sep. 27, 2014	Sep. 26, 2015	Sep. 27, 2014	Mar. 28, 2015
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning balance			$ 2,240,965
Other comprehensive income net of tax			(14,333)
Ending balance	$ 1,888,736		1,888,736
Less: other comprehensive income attributable to noncontrolling interest	11	$ 0	11	$ 0
Other comprehensive income attributable to MKHL	(81,148)		(81,148)
Other comprehensive income (loss) before reclassifications related to derivative instruments, tax benefit			2,000	1,100
Foreign Currency Translation Income (Loss)
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning balance			(96,068)	(4,775)
Other comprehensive income (loss) before reclassifications			4,228	(24,604)
Less: amounts reclassified from AOCI to earnings			0	0
Other comprehensive income net of tax			4,228	(24,604)
Ending balance	(91,840)	(29,379)	(91,840)	(29,379)
Net Gains (Losses) on Derivatives
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning balance			29,264	(1,598)
Other comprehensive income (loss) before reclassifications			(16,337)	9,347
Less: amounts reclassified from AOCI to earnings			2,224	(1,211)
Other comprehensive income net of tax			(18,561)	10,558
Ending balance	10,703	8,960	10,703	8,960
Accumulative other comprehensive income, tax provisions	1,200		1,200		$ 3,300
Total Accumulated Other Comprehensive Income (Loss)
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning balance			(66,804)	(6,373)
Other comprehensive income (loss) before reclassifications			(12,109)	(15,257)
Less: amounts reclassified from AOCI to earnings			2,224	(1,211)
Other comprehensive income net of tax			(14,333)	(14,046)
Ending balance	(81,137)	$ (20,419)	(81,137)	$ (20,419)
Foreign Currency Translation Income (Loss) Attributable to Noncontrolling Interest
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Less: other comprehensive income attributable to noncontrolling interest			11
Net Gains (Losses) on Derivatives Attributable to Noncontrolling Interest
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Less: other comprehensive income attributable to noncontrolling interest			0
Total Accumulated Other Comprehensive Income (Loss) Attributable to Noncontrolling Interest
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Less: other comprehensive income attributable to noncontrolling interest			11
Foreign Currency Translation Income (Loss) Attributable to Parent
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Other comprehensive income attributable to MKHL	(91,851)		(91,851)
Net Gains (Losses) on Derivatives Attributable to Parent
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Other comprehensive income attributable to MKHL	10,703		10,703
Total Accumulated Other Comprehensive Income (Loss) Attributable to Parent
AOCI Including Portion Attributable to Noncontrolling Interest, Net of Tax [Roll Forward]
Beginning balance			(66,804)
Other comprehensive income net of tax			(14,344)
Ending balance	(81,148)		(81,148)
Other comprehensive income attributable to MKHL	$ (81,148)		$ (81,148)