Leases (Details 3)	3 Months Ended
	Mar. 31, 2019
Operating Leases [Member]
Weighted average term in years	4 years 8 months 12 days
Weighted average interest rate	5.50%
Financing Leases [Member]
Weighted average term in years	3 years 3 months 18 days
Weighted average interest rate	3.60%