Segment Reporting (Tables)

6 Months Ended

Jun. 30, 2016

Segment Reporting [Abstract]

Schedule of Automotive and Other Segment Reporting

The Company also develops and manufactures variably dimming windows for the aerospace industry and fire protection products for the commercial construction industry, which are combined into the "Other" segment shown below.

	Three Months Ended June 30,				Six Months Ended June 30,
	2016		2015		2016		2015
Revenue:
Automotive Products	$	414,403,115	$	370,504,300	$	808,372,062	$	731,119,589
Other	9,397,663		8,754,177		20,996,502		17,076,343
Total	$	423,800,778	$	379,258,477	$	829,368,564	$	748,195,932
Income from operations:
Automotive Products	$	125,571,809	$	105,242,465	$	241,552,426	$	210,050,524
Other	3,173,912		2,890,365		8,042,285		5,790,812
Total	$	128,745,721	$	108,132,830	$	249,594,711	$	215,841,336