Earnings Per Share (Tables)

6 Months Ended

May 31, 2016

Earnings Per Share, Basic and Diluted [Abstract]

Schedule of Earnings Per Share, Basic and Diluted

Basic and diluted earnings per share were calculated as follows (in thousands, except per share amounts):

	Six Months Ended May 31,						Three Months Ended May 31,
	2016			2015			2016			2015
Numerator:
Net income	$	28,724		$	17,372		$	15,597		$	9,573
Less: Distributed earnings allocated to nonvested restricted stock	(21		)	(16		)	(10		)	(8		)
Less: Undistributed earnings allocated to nonvested restricted stock	(116		)	(45		)	(66		)	(24		)
Numerator for basic earnings per share	28,587			17,311			15,521			9,541

	Six Months Ended May 31,						Three Months Ended May 31,
	2016			2015			2016			2015
Effect of dilutive securities:
Interest expense and amortization of debt issuance costs associated with convertible senior notes, net of taxes	$	1,333		$	1,333		$	667		$	667
Add: Undistributed earnings allocated to nonvested restricted stock	116			45			66			24
Less: Undistributed earnings reallocated to nonvested restricted stock	(104		)	(41		)	(59		)	(22		)
Numerator for diluted earnings per share	$	29,932		$	18,648		$	16,195		$	10,210
Denominator:
Weighted average shares outstanding — basic	86,704			91,974			84,196			91,995
Effect of dilutive securities:
Share-based payments	1,954			1,094			2,122			1,147
Convertible senior notes	8,402			8,402			8,402			8,402
Weighted average shares outstanding — diluted	97,060			101,470			94,720			101,544
Basic earnings per share	$	.33		$	.19		$	.18		$	.10
Diluted earnings per share	$	.31		$	.18		$	.17		$	.10