Changes in Outstanding Marriott Vacations Worldwide SARs Issued to Both Marriott International and Marriott Vacations Worldwide Employees and Directors (Detail) - Stock Appreciation Rights (SARs)	12 Months Ended
	Jan. 01, 2016 $ / shares shares
Number of Shares
Outstanding at beginning of year | shares	774,665
Granted | shares	62,018
Exercised | shares	(69,206)
Forfeited | shares	0
Outstanding at year-end | shares	767,477
Weighted Average Exercise Price
Outstanding at beginning of year | $ / shares	$ 22.80
Granted | $ / shares	77.42
Exercised | $ / shares	19.89
Forfeited | $ / shares	0
Outstanding at year-end | $ / shares	$ 27.48