CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-In Capital	Accumulated Other Comprehensive Income (Loss)	Accumulated Earnings / (Deficit)	Equity Attributable to Startek shareholders	Non controlling interest	Aegis Transaction Agreement	Aegis Transaction Agreement Common Stock	Aegis Transaction Agreement Additional Paid-In Capital	Aegis Transaction Agreement Equity Attributable to Startek shareholders
Beginning balance (Predecessor) at Mar. 31, 2017	$ 54,574	$ 0	$ 3,911	$ (11,428)	$ 16,581	$ 9,064	$ 45,510
Beginning balance (in shares) (Predecessor) at Mar. 31, 2017		100
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Adjustment for reverse acquisition | Predecessor		$ 206	(206)
Adjustment for reverse acquisition | Predecessor		20,599,900
Net income (loss) | Predecessor	5,375				2,663	2,663	2,712
Changes to Other Comprehensive loss | Predecessor	(2,901)			(2,277)		(2,277)	(624)
Dividend paid in cash | Predecessor	(8,750)				(4,462)	(4,462)	(4,288)
Common control purchase consideration | Predecessor	(44,830)		(44,830)			(44,830)
Reduction during the period | Predecessor	(1,018)		(1,018)			(1,018)
Ending balance (Predecessor) at Nov. 21, 2017	2,450	$ 206	(42,143)	(13,705)	14,782	(40,860)	43,310
Ending balance at Nov. 21, 2017	0	$ 0	0	0	0	0	0
Ending balance (in shares) (Predecessor) at Nov. 21, 2017		20,600,000
Ending balance (in shares) at Nov. 21, 2017		0
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Common stock issued	153,910	$ 153,910				153,910
Adjustment for reverse acquisition		$ (153,704)	153,704
Adjustment for reverse acquisition		20,599,900
Common stock issued (in shares)		100
Net income (loss)	(4,835)				(6,815)	(6,815)	1,980
Fair value of non controlling interest	45,720						45,720
Changes to Other Comprehensive loss	(650)			(402)		(402)	(248)
Ending balance at Mar. 31, 2018	$ 194,145	$ 206	153,704	(402)	(6,815)	146,693	47,452
Ending balance (in shares) at Mar. 31, 2018	20,600,000	20,600,000
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Purchase accounting entries due to the Aegis Transactions	$ 108,502	$ 162	108,340			108,502
Purchase accounting entries due to the Aegis Transactions (in shares)		16,226,392
Common stock issued	2,605	$ 4	2,601			2,605		$ 2,000	$ 2	$ 1,998	$ 2,000
Common stock issued (in shares)		453,264							166,667
Share-based compensation	674		674			674
Net income (loss)	(22,276)				(24,312)	(24,312)	2,036
Changes to Other Comprehensive loss	(6,140)			(5,145)		(5,145)	(995)
Dividend paid in cash	(3,137)						(3,137)
Ending balance at Dec. 31, 2018	$ 276,373	$ 374	$ 267,317	$ (5,547)	$ (31,127)	$ 231,017	$ 45,356
Ending balance (in shares) at Dec. 31, 2018	37,446,323	37,446,323