Consolidated Condensed Statements of Income (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Product revenues	$ 206,182	$ 160,520	$ 400,120	$ 308,610
Cost of sales	145,425	120,368	282,338	229,407
Gross margin	60,757	40,152	117,782	79,203
Operating expenses:
Net research and development expenses	14,550	12,403	27,595	24,244
Acquisition transaction expenses		422	1,075	1,585
Selling, general and administrative	21,972	18,908	40,061	35,164
Total operating expenses	36,522	31,733	68,731	60,993
Operating income	24,235	8,419	49,051	18,210
Interest expense	(970)	(873)	(1,901)	(1,854)
Revaluation of derivatives	(340)	638	(587)	984
Foreign currency (loss) gain	(320)	(889)	(1,843)	98
Gain realized from step acquisition of subsidiary			785
Income from equity investment		17		242
Other income (expense)	320	164	301	500
Earnings before income tax	22,925	7,476	45,806	18,180
Income tax expense	6,502	1,948	12,804	2,743
Net income	16,423	5,528	33,002	15,437
Income attributable to non-controlling interest		(19)		(1,277)
Net income attributable to Gentherm Incorporated	16,423	5,509	33,002	14,160
Convertible preferred stock dividends		(540)		(1,463)
Net income attributable to common shareholders	$ 16,423	$ 4,969	$ 33,002	$ 12,697
Basic earnings per share	$ 0.46	$ 0.15	$ 0.94	$ 0.38
Diluted earnings per share	$ 0.46	$ 0.15	$ 0.92	$ 0.37
Weighted average number of shares – basic	35,360,957	32,658,311	35,213,135	33,698,083
Weighted average number of shares – diluted	36,093,600	33,167,228	35,841,228	34,143,258