Commitments and Contingencies (Tables)

3 Months Ended

Mar. 31, 2019

Commitments And Contingencies Disclosure [Abstract]

Summary of Restructuring Activity

The following table summarizes the restructuring activity during the three months ended March 31, 2019 and the status of the reserves at March 31, 2019:

	Lease
	Terminations
Balance at December 31, 2018	$	77
Payments for lease		(35	)
Payments received for sublease		32
Balance at March 31, 2019	$	74

Schedule of Restructuring Liability Recorded

The restructuring liability is recorded on the balance sheet at March 31, 2019 and December 31, 2018 as follows:

	March 31, 2019		December 31, 2018
Accrued liabilities	$	42	$	33
Long-term liabilities		32		44
Total	$	74	$	77

Summary of Warranty Activity

The following table summarizes the warranty activity during the three months ended March 31, 2019 and 2018:

	Three Months Ended March 31,
	2019			2018
Beginning balance	$	339		$	382
Provisions for warranties		56			15
Consumption of reserves		(11	)		(19	)
Ending balance	$	384		$	378