XML 27 R76.htm IDEA: XBRL DOCUMENT

Equity And Long-Term Incentive Plans (Schedule of Restricted Stock Activity) (Details) (USD $)	12 Months Ended			12 Months Ended				12 Months Ended
	Dec. 31, 2012	Dec. 31, 2012 Restricted Shares [Member]	Dec. 31, 2011 Restricted Shares [Member]	Dec. 31, 2012 Restricted Shares [Member] Time Vesting Options [Member]	Dec. 31, 2012 Restricted Shares [Member] Performance Vesting Options [Member]	Dec. 31, 2012 Restricted Shares [Member] Cablevision and MSG Employees [Member]	Dec. 31, 2011 Restricted Shares [Member] Cablevision and MSG Employees [Member]	Dec. 31, 2012 Restricted Shares [Member] Cablevision and MSG Employees [Member] Time Vesting Options [Member]	Dec. 31, 2012 Restricted Shares [Member] Cablevision and MSG Employees [Member] Performance Vesting Options [Member]
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested [Roll Forward]
Share-based Compensation Arrangement By Share-based Payment Award, Equity Instruments Other Than Options, Nonvested, Number				679,572	205,193			1,366,011	135,175
Share-based Compensation Arrangement By Share-based Payment Award, Equity Instruments Other Than Options, Vested In Period	(1,033,149)			(207,994)	0			(825,155)	0
Share-based Compensation Arrangement By Share-based Payment Award, Equity Instruments Other Than Options, Forfeited In Period	(109,043)			(38,548)	0			(70,495)	0
Share-based Compensation Arrangement By Share-based Payment Award, Equity Instruments Other Than Options, Nonvested, Number				433,030	205,193			470,361	135,175
Share-based Compensation Arrangement By Share-based Payment Award, Equity Instruments Other Than Options, Nonvested, Weighted Average Grant Date Fair Value		$ 34.16	$ 28.23			$ 30.41	$ 18.67
Share-based Compensation Arrangement By Share-based Payment Award, Equity Instruments Other Than Options, Vested, Weighted Average Grant Date Fair Value		$ 9.01				$ 9.05
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other Than Options, Forfeited In Period, Weighted Average Grant Date Fair Value		$ 33.77				$ 30.45

The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

+ References+ Details

- Definition

The weighted average fair value of nonvested awards on equity-based plans excluding option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, revenue or profit achievement stock award plan) for which the employer is contingently obligated to issue equity instruments or transfer assets to an employee who has not yet satisfied service or performance criteria necessary to gain title to proceeds from the sale of the award or underlying shares or units.

+ References+ Details