Compensation Plans (Tables)

12 Months Ended

Nov. 30, 2015

Compensation and Retirement Disclosure [Abstract]

TBS, PBS, and MBS Award Activity

During the year ended November 30, 2015, TBS, PBS and MBS award activity was as follows:

	TBS Awards				PBS Awards				MBS Awards
	Shares		Weighted-Average Grant Date Fair Value		Shares		Weighted-Average Grant Date Fair Value		Shares		Weighted-Average Grant Date Fair Value
Outstanding at November 30,      2014	3,210,050		$	36.30	572,787		$	34.82	270,220		$	64.11
Granted	1,064,060		$	45.38	188,990		$	47.47	—		$	—
Vested	(1,296,378	)	$	31.35	(1,940	)	$	34.13	—		$	—
Forfeited	(183,262	)	$	41.46	(186,651	)	$	32.48	(28,481	)	$	72.60
Outstanding at November 30,      2015	2,794,470		$	41.72	573,186		$	39.75	241,739		$	63.11

Summary of Carnival Corporation and Carnival plc Stock Option Activity

A combined summary of Carnival Corporation and Carnival plc stock option activity during the year ended November 30, 2015 related to stock options previously granted was as follows:

	Shares		Weighted- Average Exercise Price		Weighted- Average Remaining Contractual Term	Aggregate Intrinsic Value (a)
					(in years)	(in millions)
Outstanding at November 30, 2014	1,059,256		$	51.36
Exercised	(190,690	)	$	46.49
Forfeited or expired	(833,566	)	$	52.63
Outstanding and exercisable at November 30, 2015	35,000		$	47.83	0.9	$	—

(a) The aggregate intrinsic value represents the amount by which the fair value of underlying stock exceeds the option exercise price at November 30, 2015.