Revenue from Contracts with Customers (Tables)

9 Months Ended

Sep. 30, 2018

Revenue from Contract with Customer [Abstract]

Summary of Revenue from Contracts with Customers

The following tables summarize sales to external customers by major source.

	Nine Months Ended September 30, 2018
	Mobile Solutions		Power Solutions		Life Sciences		Intersegment Sales Eliminations			Total
United States	$	144,138	$	120,189	$	142,863	$	(1,798	)	$	405,392
China	34,273		4,140		3,843		—			42,256
Mexico	21,042		8,799		429		—			30,270
Brazil	27,722		157		29		—			27,908
Germany	4,500		24		11,138		—			15,662
Switzerland	3,915		35		3,827		—			7,777
Poland	5,485		23		1		—			5,509
Italy	4,424		214		243		—			4,881
Czech Republic	4,791		47		—		—			4,838
Netherlands	—		2,556		—		—			2,556
Other	9,388		8,400		6,343		—			24,131
Total net sales	$	259,678	$	144,584	$	168,716	$	(1,798	)	$	571,180

	Three Months Ended September 30, 2018
	Mobile Solutions		Power Solutions		Life Sciences		Intersegment Sales Eliminations			Total
United States	$	46,341	$	38,137	$	63,869	$	(567	)	$	147,780
China	11,111		1,696		2,405		—			15,212
Mexico	6,570		2,254		90		—			8,914
Germany	1,415		17		7,321		—			8,753
Brazil	8,200		107		—		—			8,307
Poland	1,215		6		2,107		—			3,328
Italy	1,514		5		—		—			1,519
Czech Republic	1,285		105		106		—			1,496
Switzerland	1,420		47		—		—			1,467
Netherlands	—		649		—		—			649
Other	2,734		3,059		2,465		—			8,258
Total net sales	$	81,805	$	46,082	$	78,363	$	(567	)	$	205,683

Summary of Contract Liabilities from Contracts with Customers

The following table provides information about contract liabilities from contracts with customers.

	Deferred Revenue
Balance at January 1, 2018	$	2,124
Balance at September 30, 2018	$	3,216

Condensed Consolidated Statement of Operations and Balance Sheet

The following table presents the impact of adoption of ASC 606 on our Condensed Consolidated Statements of Operations and Comprehensive Income (Loss) and our Condensed Consolidated Balance Sheet. Differences are due to the acceleration in the recognition of revenue to the point of shipment or delivery for contracts where an unconditional obligation to purchase is present for inventory that was considered in consignment under ASC 605.

	Three Months Ended September 30, 2018							Nine Months Ended September 30, 2018
	As Reported		Balances Without Adoption of ASC 606		Effect of Change			As Reported		Balances Without Adoption of ASC 606		Effect of Change
Net sales	$	205,683	$	205,691	$	(8	)	$	571,180	$	571,260	$	(80	)
Cost of sales	156,408		156,424		(16		)	431,492		431,544		(52		)
Income (loss) from operations	5,881		5,873		8			9,283		9,311		(28		)
	As of September 30, 2018
	As Reported		Balances Without Adoption of ASC 606		Effect of Change
Accounts receivable, net	$	149,982	$	149,454	$	528
Inventories	124,109		124,427		(318		)