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Stock Options, Restricted Stock and Restricted Stock Units (Tables)

9 Months Ended

Sep. 30, 2015

Stock Options, Restricted Stock and Restricted Stock Units [Abstract]

Schedule of restricted stock and restricted stock units activity

		Number  of shares  or units				Weighted-  average grant  price
Balance, December 31, 2014			524,216			$	115.67
Grants			126,655			$	61.00
Vested shares			(13,725	)		$	52.94
Forfeitures			(1,731	)		$	115.55
Balance, September 30, 2015			635,415			$	104.64

Schedule of stock option activity and other stock option information

		Number of  shares				Weighted-average exercise price				Weighted-average remaining  contractual  life (years)				Aggregate intrinsic value(1) (in thousands)
Balance, December 31, 2014			100,000			$	51.95				6.0			$	2,233
Grants			—				—
Exercises			—				—
Forfeitures/Expirations			—				—
Balance, September 30, 2015			100,000			$	51.95				5.3			$	302
Exercisable, September 30, 2015			100,000			$	51.95				5.3			$	302

⁽¹⁾   The aggregate intrinsic value in the table above represents the total pre-tax intrinsic value (the difference between the Company’s closing stock price on the respective trading day and the exercise price, multiplied by the number of in-the-money options) that would have been received by the option holder had all options been exercised on the respective trading day. The amount of intrinsic value will change based on the fair market value of the Company’s common stock.

Schedule of stock-based compensation expense

		For the three months  ended September 30,								For the nine months  ended September 30,
		2014				2015				2014				2015
Instruction and educational support		$	406			$	619			$	1,314			$	1,532
Marketing			—				—				—				—
Admissions advisory			—				—				—				—
General and administration			2,145				2,034				5,744				6,044
Stock-based compensation expense included in operating expense			2,551				2,653				7,058				7,576
Tax benefit			1,015				1,048				2,809				2,990
Stock-based compensation expense, net of income tax		$	1,536			$	1,605			$	4,249			$	4,586

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Tabular disclosure of the allocation of equity-based compensation costs to a given line item on the balance sheet and income statement for the period. This may include the reporting line for the costs and the amount capitalized and expensed.

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Tabular disclosure of the changes in outstanding nonvested restricted stock units.

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Tabular disclosure of the number and weighted-average exercise prices (or conversion ratios) for share options (or share units) that were outstanding at the beginning and end of the year, vested and expected to vest, exercisable or convertible at the end of the year, and the number of share options or share units that were granted, exercised or converted, forfeited, and expired during the year.

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