Revenue (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Disaggregation of Revenue [Line Items]
Revenue	$ 229,925,556	$ 468,711,354	$ 683,687,281	$ 937,300,351
Automotive Segment
Disaggregation of Revenue [Line Items]
Revenue	222,067,846	456,625,064	661,923,434	912,423,707
Other Segment
Disaggregation of Revenue [Line Items]
Revenue	7,857,710	12,086,290	21,763,848	24,876,644
Automotive Products
Disaggregation of Revenue [Line Items]
Revenue	222,067,846	456,625,064	661,923,434	912,423,707
Automotive Mirrors & Electronics | Automotive Segment
Disaggregation of Revenue [Line Items]
Revenue	210,600,540	413,429,267	611,685,854	822,400,934
HomeLink Modules | Automotive Segment
Disaggregation of Revenue [Line Items]
Revenue	11,467,306	43,195,797	50,237,580	90,022,773
Fire Protection Products | Other Segment
Disaggregation of Revenue [Line Items]
Revenue	4,837,540	6,359,266	11,006,291	12,211,499
Windows Products | Other Segment
Disaggregation of Revenue [Line Items]
Revenue	3,020,170	5,727,024	10,757,557	12,665,145
U.S. | Automotive Products
Disaggregation of Revenue [Line Items]
Revenue	55,849,461	144,547,946	191,431,379	285,931,010
U.S. | Other Products
Disaggregation of Revenue [Line Items]
Revenue	7,857,710	12,086,290	21,763,847	24,876,644
Germany | Automotive Products
Disaggregation of Revenue [Line Items]
Revenue	23,866,009	73,151,692	96,651,733	151,601,619
Japan | Automotive Products
Disaggregation of Revenue [Line Items]
Revenue	37,333,947	55,722,292	88,470,880	112,055,986
Mexico | Automotive Products
Disaggregation of Revenue [Line Items]
Revenue	13,589,601	42,178,705	59,540,082	86,589,093
Other | Automotive Products
Disaggregation of Revenue [Line Items]
Revenue	$ 91,428,828	$ 141,024,429	$ 225,829,360	$ 276,245,999