Consolidated Statements of Operations - USD ($) shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
REVENUES
Consulting services	$ 741,195	$ 812,660	$ 830,505
Other revenue	45,760	50,947	46,788
Total revenues	786,955	863,607	877,293
OPERATING EXPENSES
Cost of consulting services	556,371	612,724	626,771
Cost of other revenue	26,442	28,217	27,465
Selling, general and administrative	188,415	206,040	205,615
Amortization of intangible assets	332	192	0
Restructuring charges	3,644	26,232	16,923
Total operating expenses	775,204	873,405	876,774
OPERATING INCOME (LOSS) FROM CONTINUING OPERATIONS	11,751	(9,798)	519
Interest expense	(1,582)	(1,639)	(2,539)
Other income (expense), net	(15)	(1,385)	841
INCOME (LOSS) FROM CONTINUING OPERATIONS BEFORE INCOME TAXES	10,154	(12,822)	(1,179)
Income tax expense	6,562	5,935	6,428
NET INCOME (LOSS) FROM CONTINUING OPERATIONS	3,592	(18,757)	(7,607)
Loss from discontinued operations, net of income tax	(282)	(792)	(6,924)
CONSOLIDATED NET INCOME (LOSS)	3,310	(19,549)	(14,531)
Net income (loss) attributable to noncontrolling interests	8	55	(11)
NET INCOME (LOSS) ATTRIBUTABLE TO CIBER, INC.	$ 3,302	$ (19,604)	$ (14,520)
Basic and diluted earnings (loss) per share attributable to Ciber, Inc.:
Continuing operations (in dollars per share)	$ 0.04	$ (0.24)	$ (0.10)
Discontinued operations (in dollars per share)	0.00	(0.01)	(0.09)
Basic and diluted earning (loss) per share attributable to Ciber, Inc. (in dollars per share)	$ 0.04	$ (0.25)	$ (0.19)
Weighted average shares outstanding
Basic weighted averages shares outstanding (in shares)	79,085	77,593	74,846
Diluted weighted averages shares outstanding (in shares)	79,918	77,593	74,846