Segment Reporting (Tables)

9 Months Ended

Sep. 30, 2015

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 September 30,				Nine Months Ended September 30,
	2015		2014		2015		2014
Revenue:
Automotive Products	$	379,889,957	$	341,786,404	$	1,111,009,546	$	997,708,190
Other	9,939,182		9,127,508		27,015,525		27,382,030
Total	$	389,829,139	$	350,913,912	$	1,138,025,071	$	1,025,090,220
Income from operations:
Automotive Products	$	112,238,938	$	100,053,622	$	322,289,461	$	290,348,056
Other	4,023,682		3,152,205		9,814,495		9,870,755
Total	$	116,262,620	$	103,205,827	$	332,103,956	$	300,218,811