CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS
Net sales	$ 182,966	$ 218,297
Costs and expenses:
Cost of goods sold	137,569	157,444
Selling, general and administrative	29,503	35,910
Design and development	12,235	13,244
Operating income	3,659	11,699
Interest expense, net	1,030	1,003
Equity in earnings of investee	(457)	(364)
Other income , net	(1,617)	(432)
Income before income taxes	4,703	11,492
Provision for income taxes	1,213	1,835
Net income	3,490	9,657
Net income attributable to Stoneridge, Inc.	$ 3,490	$ 9,657
Earnings per share:
Basic (in dollars per share)	$ 0.13	$ 0.34
Diluted (in dollars per share)	$ 0.13	$ 0.33
Weighted-average shares outstanding:
Basic (in shares)	27,232,036	28,529,301
Diluted (in shares)	27,591,171	29,084,808