TWELVE MONTHS ENDED DECEMBER 31, 2015 AND SEVEN MONTHS ENDED DECEMBER 31, 2014 COMPARATIVE DATA (Unaudited) (Detail) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended									7 Months Ended		12 Months Ended
	Dec. 31, 2017	Sep. 30, 2017		Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015	May 31, 2015
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Revenues	$ 316,334	$ 285,067		$ 312,256	$ 286,554	$ 319,825	$ 289,577	$ 336,440	$ 250,854	$ 571,718	$ 487,408	$ 1,200,211	$ 1,196,696	$ 926,356	$ 842,047
Operating expenses										409,391	337,977	890,212	868,144	655,465	584,054
Gross margin										162,327	149,431	309,999	328,552	270,891	257,993
Selling, general and administrative expenses										142,643	109,348	348,391	323,973	223,078	189,528
(Gain) loss on revaluation of contingent consideration										522	0	(1,174)	2,184	522	0
Operating income (loss)	(2,213)	(94,116)	[1]	(6,693)	(12,088)	(5,703)	(4,043)	14,008	(7,380)	19,162	40,083	(115,110)	(3,118)	47,291	68,465
Interest expense, net										4,898	1,332	21,487	12,667	5,792	2,489
Foreign currency (gain) loss and other										813	1,197	510	(127)	2,309	2,686
Income from continuing operations before income taxes										13,451	37,554	(137,533)	(15,658)	39,190	63,290
Less: Provision for income taxes										4,573	13,622	(33,372)	(3,093)	13,744	22,793
Income (loss) from continuing operations	(39)	(83,528)		(11,086)	(9,508)	(8,438)	(4,537)	6,970	(6,560)	8,878	23,932	(104,161)	(12,565)	25,446	40,497
Net income (loss)										8,878	23,932	(104,161)	(12,676)	25,446	40,497
Loss from discontinued operations, net of income tax										0	0	0	(111)	0	0
Less: income attributable to noncontrolling interest										0	214	0	0	213	427
Net income (loss) attributable to Team shareholders	$ (39)	$ (83,528)		$ (11,086)	$ (9,508)	$ (9,377)	$ (4,221)	$ 7,356	$ (6,434)	$ 8,878	$ 23,718	$ (104,161)	$ (12,676)	$ 25,233	$ 40,070
Net income (loss) per share: Basic (in USD per share)	$ 0.00	$ (2.80)		$ (0.37)	$ (0.32)	$ (0.32)	$ (0.14)	$ 0.25	$ (0.27)	$ 0.43	$ 1.15	$ (3.49)	$ (0.45)	$ 1.21	$ 1.95
Net income (loss) per share: Diluted (in USD per share)	$ 0.00	$ (2.80)		$ (0.37)	$ (0.32)	$ (0.32)	$ (0.14)	$ 0.25	$ (0.27)	$ 0.41	$ 1.08	$ (3.49)	$ (0.45)	$ 1.18	$ 1.85
Weighted average shares outstanding:
Basic (in shares)										20,852	20,593	29,849	28,095	20,780	20,500
Diluted (in shares)										21,425	21,907	29,849	28,095	21,378	21,651

[1] Includes a goodwill impairment loss of $75.2 million in the third quarter of 2017.