Consolidated Statements of Comprehensive Income (Loss) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2017	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
Consolidated Statements of Comprehensive Income
Revenue	$ 353,429	$ 305,105	$ 691,706	$ 617,515
Operating expenses
Cost of services (exclusive of depreciation and amortization presented separately below)	268,004	226,768	521,902	458,108
Selling, general and administrative	43,985	44,774	87,205	90,274
Depreciation and amortization	16,258	17,221	30,758	34,950
Restructuring charges, net	3,593	114	3,762	202
Total operating expenses	331,840	288,877	643,627	583,534
Income from operations	21,589	16,228	48,079	33,981
Other income (expense)
Interest income	695	263	1,121	429
Interest expense	(2,912)	(1,753)	(5,230)	(3,717)
Other income (expense), net	1,197	756	2,157	1,234
Loss on assets held-for-sale	(3,178)		(3,178)
Total other income (expense)	(4,198)	(734)	(5,130)	(2,054)
Income before income taxes	17,391	15,494	42,949	31,927
Benefit from (provision for) income taxes	(1,597)	(2,952)	(6,988)	(7,480)
Net income	15,794	12,542	35,961	24,447
Net income attributable to noncontrolling interest	(1,100)	(926)	(2,022)	(1,606)
Net income (loss) attributable to TeleTech stockholders	14,694	11,616	33,939	22,841
Other comprehensive income (loss)
Foreign currency translation adjustments	3,339	(9,484)	9,567	472
Derivative valuation, gross	7,517	(5,965)	21,492	3,614
Derivative valuation, tax effect	(3,038)	2,363	(8,829)	(1,737)
Other, net of tax	130	225	259	400
Total other comprehensive income (loss)	7,948	(12,861)	22,489	2,749
Total comprehensive income (loss)	23,742	(319)	58,450	27,196
Less: Comprehensive income attributable to noncontrolling interest	(1,240)	(792)	(2,254)	(1,532)
Comprehensive income attributable to TeleTech stockholders	$ 22,502	$ (1,111)	$ 56,196	$ 25,664
Weighted average shares outstanding
Basic	45,662	47,873	45,805	48,120
Diluted	46,150	48,221	46,224	48,483
Net income per share attributable to TeleTech stockholders
Basic	$ 0.32	$ 0.24	$ 0.74	$ 0.47
Diluted	$ 0.32	$ 0.24	0.73	0.47
Dividends declared per share outstanding			$ 0.22	$ 0.185