Revenue (Details) - USD ($)	3 Months Ended								12 Months Ended
	Dec. 31, 2020	Sep. 30, 2020	Jun. 30, 2020	Mar. 31, 2020	Dec. 31, 2019	Sep. 30, 2019	Jun. 30, 2019	Mar. 31, 2019	Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2018
Disaggregation of Revenue [Line Items]
Revenues	$ 529,864,000	$ 474,639,000	$ 229,926,000	$ 453,762,000	$ 443,836,000	$ 477,761,000	$ 468,711,000	$ 468,589,000	$ 1,688,189,405	$ 1,858,897,406	$ 1,834,063,697
Automotive Segment
Disaggregation of Revenue [Line Items]
Revenues									1,648,198,143	1,810,536,887
Other
Disaggregation of Revenue [Line Items]
Revenues									39,991,262	48,360,519	42,865,401
Automotive Products
Disaggregation of Revenue [Line Items]
Revenues									1,648,198,143	1,810,536,887	1,791,198,296
Automotive Mirrors & Electronics | Automotive Segment
Disaggregation of Revenue [Line Items]
Revenues									$ 1,520,628,604	1,638,600,272
Automotive Mirrors & Electronics | Automotive Segment | Minimum
Disaggregation of Revenue [Line Items]
Payment terms									15 days
Automotive Mirrors & Electronics | Automotive Segment | Maximum
Disaggregation of Revenue [Line Items]
Payment terms									90 days
HomeLink Modules | Automotive Segment
Disaggregation of Revenue [Line Items]
Revenues									$ 127,569,539	171,936,615
Other Products (U.S.) | Other
Disaggregation of Revenue [Line Items]
Revenues									39,991,262	48,360,519	42,865,401
Fire Protection Products | Other
Disaggregation of Revenue [Line Items]
Revenues									$ 22,716,985	23,740,261
Fire Protection Products | Other | Minimum
Disaggregation of Revenue [Line Items]
Payment terms									30 days
Fire Protection Products | Other | Maximum
Disaggregation of Revenue [Line Items]
Payment terms									75 days
Windows Products | Other
Disaggregation of Revenue [Line Items]
Revenues									$ 17,274,277	24,620,258
Dimmable Aircraft Windows | Other | Minimum
Disaggregation of Revenue [Line Items]
Payment terms									30 days
Dimmable Aircraft Windows | Other | Maximum
Disaggregation of Revenue [Line Items]
Payment terms									45 days
United States | Automotive Products
Disaggregation of Revenue [Line Items]
Revenues									$ 519,337,271	569,939,756	583,672,971
United States | Other Products (U.S.)
Disaggregation of Revenue [Line Items]
Revenues									39,991,262	48,360,519	42,865,401
Germany | Automotive Products
Disaggregation of Revenue [Line Items]
Revenues									228,652,827	296,276,971	333,002,878
Japan | Automotive Products
Disaggregation of Revenue [Line Items]
Revenues									216,100,530	225,577,146	209,311,790
Mexico | Automotive Products
Disaggregation of Revenue [Line Items]
Revenues									127,157,684	160,967,900	106,111,515
Other Countries | Automotive Products
Disaggregation of Revenue [Line Items]
Revenues									$ 556,949,831	$ 557,775,114	$ 559,099,142