Commitments and Contingencies (Tables)

3 Months Ended

Mar. 31, 2017

Commitments And Contingencies Disclosure [Abstract]

Summary of Restructuring Activity

The following table summarizes the restructuring activity during the three months ended March 31, 2017 and the status of the reserves at March 31, 2017:

	December 31, 2016		Restructuring Expenses			Cash Payments/  Adjustments			March 31, 2017
Severance and related employee benefits	$	6	$	(1	)	$	(5	)	$	0
Lease terminations		190		10			(37	)		163
Total	$	196	$	9		$	(42	)	$	163
.

Future Minimum Rental Payments Under Operating Leases

The future minimum rental payments under these leases at March 31, 2017, are as follows:

Year	Amount
2017	$	843
2018		1,030
2019		945
2020		362
Thereafter		28
Future minimum lease payments	$	3,208

Summary of Capital Leases for Office and Manufacturing Equipment

The Company has capital leases for office and manufacturing equipment.  The net book values for assets under capital leases were as follows:

	March 31, 2017			December 31, 2016
Cost	$	453		$	324
Accumulated Depreciation		(126	)		(105	)
Net Book Value	$	327		$	219

Present Value of Net Minimum Lease Payments, Capital Leases

The following table presents future minimum lease payments under capital leases together with the present value of the net minimum lease payments due in each year:

Year	Amount
2017	$	78
2018		104
2019		87
2020		47
Thereafter		47
Total minimum payments required:		363
Less amount representing interest:		27
Present value of net minimum lease payments:	$	336

Changes in Warranty Reserves

	Three Months Ended March 31,
	2017			2016
Beginning balance	$	394		$	348
Provisions for warranties		52			33
Consumption of reserves		(26	)		(55	)
Ending balance	$	420		$	326