Income Taxes (Tables)

9 Months Ended

Sep. 30, 2014

Income Tax Disclosure [Abstract]

Income Tax Reconciliation Computed at Federal Statutory Rates to Income Tax Expense

A reconciliation of income taxes computed at federal statutory rates to income tax expense is as follows (dollar amounts in thousands):

	Three Months Ended September 30,
	2014					2013
Provision for income taxes at statutory rate	$	3,899		35.0	%	$	3,885		35.0	%
State and local income taxes, net of federal tax benefit		205		1.8	%		209		1.9	%
Stock compensation		78		0.7	%		71		0.6	%
Research credits		—		—			(47	)	(0.4	)%
Effect of rate changes on deferred taxes		—		—			17		0.2	%
Reversal of reserve for income taxes		(131	)	(1.2	)%		(89	)	(0.8	)%
Disqualifying dispositions on incentive stock options		(62	)	(0.6	)%		(19	)	(0.2	)%
Other, net		113		1.1	%		10		0.1	%
Reported income tax provision	$	4,102		36.8	%	$	4,037		36.4	%

	Nine Months Ended September 30,
	2014					2013
Provision for income taxes at statutory rate	$	12,927		35.0	%	$	12,445		35.0	%
State and local income taxes, net of federal tax benefit		686		1.9	%		578		1.6	%
Stock compensation		243		0.7	%		211		0.6	%
Research credits		—		—			(424	)	(1.2	%)
Effect of rate changes on deferred taxes		—		—			17		—
Reversal of reserve for income taxes		(131	)	(0.4	)%		(79	)	(0.2	)%
Disqualifying dispositions on incentive stock options		(104	)	(0.3	)%		(200	)	(0.6	)%
Other, net		138		0.3	%		19		0.1	%
Reported income tax provision	$	13,759		37.2	%	$	12,567		35.3	%