12. Leases (Tables)

3 Months Ended

Mar. 31, 2019

Leases [Abstract]

Lease cost

	Three Months ended March 31, 2019
Operating lease cost	$	134
Short-term lease cost		4
Variable lease cost		32
Total lease cost	$	170

Supplemental cash flow information related to leases

	Three Months ended March 31, 2019
Cash paid for amounts included in the measurement of lease liabilities:
Operating cash flows (fixed payments)	$	118
Operating cash flows (liability reduction)		78
Right-of-use assets obtained in exchange for lease obligations:
Operating leases		2,840

Other information related to operating leases

	March 31, 2019
Weighted average remaining lease term (in years)		7.96
Weighted average discount rate		5.50	%

Maturity of lease liabilities

	March 31, 2019
Remaining nine months of 2019	$	354
2020		401
2021		431
2022		439
2023		448
Thereafter		1,410
Total payments		3,483
Less: imputed interest		737
Total Liability	$	2,746