Commitments, Contingencies and Other (Narrative) (Details) - USD ($)	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Commitments and Contingencies Disclosure [Abstract]
Rent expense	$ 988,000	$ 437,000
Receivable from landlord	171,000
Health claim reinsurance limit per employee	50,000
Expense for self-insurance claims	935,000	546,000
Accrual for self-insurance claims	$ 50,000	$ 28,000