Consolidated Statements of Operations (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2014		Dec. 31, 2013		Dec. 31, 2012
Income Statement [Abstract]
Revenue	$ 1,122,972		$ 1,087,859		$ 1,104,958
Cost of services	916,415		881,218		885,549
Gross profit	206,557		206,641		219,409
Operating and administrative expenses	182,873	[1]	180,009	[2],[3]	187,143
Restructuring and other related costs	3,645		5,716		0
Asset Impairment Charges	14,653		0		0
Operating profit	5,386	[4],[5]	20,916	[2],[3],[4],[5]	32,266	[4],[5]
Other income (expense), net	(228)		(268)		(251)
Income (loss) before income taxes	5,158		20,648		32,015
Income tax expense	2,141		7,700		12,582
Net income	3,017		12,948		19,433
Less: Income (loss) attributable to the noncontrolling interest	(65)		64		317
Net income attributable to CDI	$ 3,082		$ 12,884		$ 19,116
Basic (in dollars per share)	$ 0.16		$ 0.66		$ 0.99
Diluted (in dollars per share)	$ 0.16		$ 0.65		$ 0.97

[1] In In the first quarter of 2014, the Company recorded an aggregate $0.9 million charge to net income related to the separation of the Company's former CEO comprised of a $0.7 million pre-tax charge ($0.4 million after tax) to operations and an additional $0.5 million charge to income tax expense for the write-off of certain deferred tax assets related to the forfeiture of outstanding equity awards.

[2] In 2013, the Company's GETS segment recorded a $1.8 million benefit to "Operating and administrative expenses" related to the reduction of an acquisition earnout liability (by quarter: first $0.3 million, second $0.4 million, third $0.5 million and fourth $0.6 million.)

[3] In the fourth quarter of 2013, the Company recorded a $3.3 million benefit to "Operating and administrative expenses" related to the settlement of legal claims pursued by the Company.

[4] In 2014 and 2013, the Company recorded pre-tax charges of $3.6 million and $5.7 million, respectively, to "Restructuring and other related costs" related to the 2014 and 2013 Restructuring Plans. The following table summarizes the amount of restructuring and other related costs recognized by reporting segment for the indicated periods: Year ended December 31, 2014 2013 2012 GETS $2,244 $2,412 $—PSS 1,001 2,269 —MRI 259 313 —Corporate 141 722 —Restructuring and other related costs $3,645 $5,716 $—

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