Consolidated Statements of Comprehensive Income (Loss) (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Consolidated Statements of Comprehensive Income (Loss)
Revenue	$ 1,241,781	$ 1,193,157	$ 1,162,981
Operating expenses
Cost of services	886,492	846,631	834,803
Selling, general and administrative	198,553	193,423	182,634
Depreciation and amortization	56,538	46,064	41,166
Restructuring charges, net	3,350	4,435	22,875
Impairment losses	373	1,205	2,958
Total operating expenses	1,145,306	1,091,758	1,084,436
Income from operations	96,475	101,399	78,545
Other income (expense)
Interest income	1,769	2,560	2,978
Interest expense	(6,946)	(7,513)	(6,696)
Loss on deconsolidation of subsidiary	0	(3,655)	0
Other income (expense), net	9,161	(722)	(965)
Total other income (expense)	3,984	(9,330)	(4,683)
Income before income taxes	100,459	92,069	73,862
(Provision for) benefit from income taxes	(23,042)	(20,598)	61
Net income	77,417	71,471	73,923
Net income attributable to noncontrolling interest	(5,124)	(4,083)	(3,908)
Net income attributable to TeleTech stockholders	72,293	67,388	70,015
Other comprehensive income (loss)
Foreign currency translation adjustments	(23,120)	(26,342)	12,648
Derivative valuation, gross	(16,970)	(29,465)	25,266
Derivative valuation, tax effect	6,978	11,554	(9,855)
Other, net of tax	1,076	598	527
Total other comprehensive income (loss)	(32,036)	(43,655)	28,586
Total comprehensive income (loss)	45,381	27,816	102,509
Less: Comprehensive income attributable to noncontrolling interest	4,163	3,995	4,039
Comprehensive income (loss) attributable to TeleTech stockholders	$ 41,218	$ 23,821	$ 98,470
Weighted average shares outstanding
Basic	49,297	51,338	54,738
Diluted	50,102	52,244	55,540
Net income per share attributable to TeleTech stockholders
Basic	$ 1.47	$ 1.31	$ 1.28
Diluted	$ 1.44	$ 1.29	$ 1.26