Basic and Diluted Earnings Per Share (“EPS”) Data (Tables)

3 Months Ended

Mar. 31, 2014

Earnings Per Share, Basic and Diluted [Abstract]

Schedule of Calculation of Numerator and Denominator in EPS

The following table reconciles the denominator used to compute basic EPS to the denominator used to compute diluted EPS for the indicated periods:

	Three months ended
	March 31,
	2014		2013
Numerator:
Net income attributable to CDI	$	2,037	$	2,491
Denominator:
Basic weighted-average shares	19,507		19,378
Dilutive effect of share-based awards	296		345
Diluted weighted-average shares	19,803		19,723
Earnings per common share:
Basic	$	0.10	$	0.13
Diluted	$	0.10	$	0.13