Leases (Details-2) - USD ($) $ in Thousands	Sep. 30, 2019	Dec. 31, 2018
Lessee Disclosure [Abstract]
Finance lease assets, net, Property, plant, and equipment, net	$ 16,275
Operating lease assets, Other deferred assets and other	300
Total lease assets	16,575
Finance lease liabilities - current, Other current liabilities	932
Finance lease liabilities - long term, Finance lease liabilities	17,657	$ 1,771
Operating lease liabilities - current, Other current liabilities	143
Operating lease liabilities - long term, Other deferred liabilities and other	185
Total lease liabilities	$ 18,917