18. Commitments and Contingencies (Tables)

12 Months Ended

Dec. 31, 2017

Commitments and Contingencies Disclosure [Abstract]

Future minimum lease payments under non-cancelable operating leases

Future minimum lease payments under non-cancelable operating leases are as follows as of December 31, 2017 (in thousands):

		Amount
2018	$	1,620
2019		1,607
2020		679
2021		524
2022		309
Thereafter		-
Total	$	4,739

Future minimum lease payment income under non-cancelable operating subleases are as follows as of December 31, 2017 (in thousands):

		Amount
2018	$	121
2019		125
2020		-
2021		-
2022		-
Thereafter		-
Total	$	246