Segment Reporting (Tables)

12 Months Ended

Dec. 31, 2020

Segment Reporting [Abstract]

Schedule of Automotive and Other Segment Reporting

	2020		2019		2018
Revenue:
Automotive Products
United States	$	519,337,271	$	569,939,756	$	583,672,971
Germany	228,652,827		296,276,971		333,002,878
Japan	216,100,530		225,577,146		209,311,790
Mexico	127,157,684		160,967,900		106,111,515
Other Countries	556,949,831		557,775,114		559,099,142
Other	39,991,262		48,360,519		42,865,401
Total	$	1,688,189,405	$	1,858,897,406	$	1,834,063,697
Income (Loss) from Operations:
Automotive Products	$	393,979,860	$	473,546,112	$	495,471,799
Other	5,576,232		14,991,492		12,653,748
Total	$	399,556,092	$	488,537,604	$	508,125,547
Assets:
Automotive Products	$	1,436,374,596	$	1,463,030,286	$	1,449,910,935
Other	33,317,668		16,000,669		14,333,098
Corporate	728,248,906		689,772,238		621,190,035
Total	$	2,197,941,170	$	2,168,803,193	$	2,085,434,068
Depreciation & Amortization:
Automotive Products	$	97,530,191	$	97,520,972	$	97,279,052
Other	689,894		481,861		422,844
Corporate	6,519,815		6,700,141		4,484,918
Total	$	104,739,900	$	104,702,974	$	102,186,814
Capital Expenditures:
Automotive Products	$	34,926,686	$	63,537,512	$	84,337,455
Other	1,470,705		1,704,045		1,447,494
Corporate	15,309,150		19,338,698		205,621
Total	$	51,706,541	$	84,580,255	$	85,990,570

Schedule of Major Product Line Revenues

Other includes Dimmable Aircraft Windows, Fire Protection Products, and Nanofiber. Major product line revenues included within the Automotive Products segment are as follows:

	2020		2019		2018
Automotive Products
Automotive Mirrors	$	1,520,628,604	$	1,638,600,272	$	1,598,589,777
HomeLink® Modules*	127,569,539		171,936,615		192,608,519
Total Automotive Products	$	1,648,198,143	$	1,810,536,887	$	1,791,198,296
Other Products Revenue	$	39,991,262	$	48,360,519	$	42,865,401
Total Revenue	$	1,688,189,405	$	1,858,897,406	$	1,834,063,697

*Excludes HomeLink® revenue integrated into automotive mirrors.

Schedule of Automotive Customers Individually Accounted For 10% or More of Net Sales

In 2020, the Company had three automotive customers (including direct sales to OEM customers and sales through their Tier 1 suppliers), which individually accounted for 10% or more of net sales as follows:

	Toyota Motor Company	Volkswagen Group	General Motors	Daimler Group
2020	14%	14%	12%	#
2019	13%	14%	11%	#
2018	13%	15%	#	10%

# - Less than 10 percent.