Leases (Details-2) - USD ($)	Dec. 31, 2019	Dec. 31, 2018
Lessee Disclosure [Abstract]
Finance lease assets, net, Property, plant, and equipment, net	$ 15,895,000
Operating lease assets, Other deferred assets and other	671,000
Total lease assets	16,566,000
Finance lease liabilities - current, Other current liabilities	888,000
Finance lease liabilities - long term, Finance lease liabilities	17,379,000	$ 1,771,000
Operating lease liabilities - current, Other current liabilities	203,000
Operating lease liabilities - long term, Other deferred liabilities and other	496,000
Total lease liabilities	$ 18,966,000