Schedule II (Notes)

12 Months Ended

Dec. 31, 2017

Valuation and Qualifying Accounts [Abstract]

Schedule II

Core Molding Technologies, Inc. and Subsidiaries

Schedule II

Consolidated valuation and qualifying accounts and reserves for the years ended December 31, 2017, 2016 and 2015.

Reserves deducted from asset to which it applies:

Allowance for Doubtful Accounts

			Additions
	Balance at Beginning of Year		(Recovered)/Charged to Costs & Expenses			Charged to Other Accounts		Deductions (A)		Balance at End of Year
Year Ended December 31, 2017	$	—	$	—		$	—	$	—	$	—
Year Ended December 31, 2016	$	32,000	$	(23,000	)	$	—	$	9,000	$	—
Year Ended December 31, 2015	$	289,000	$	(167,000	)	$	—	$	90,000	$	32,000

Customer Chargeback Allowance

			Additions
	Balance at Beginning of Year		(Recovered)/Charged to Costs & Expenses		Charged to Other Accounts		Deductions (B)		Balance at End of Year
Year Ended December 31, 2017	$	309,000	$	981,000	$	—	$	433,000	$	857,000
Year Ended December 31, 2016	$	523,000	$	444,000	$	—	$	658,000	$	309,000
Year Ended December 31, 2015	$	813,000	$	473,000	$	—	$	763,000	$	523,000

^(A) Amount represents uncollectible accounts written off.

^(B) Amount represents customer returns and deductions, discounts and price adjustments accepted.