Annual report pursuant to Section 13 and 15(d)

Capital Leases - Schedule of Maturities of Capital Leases (Details) (Parenthetical)

v3.19.1
Capital Leases - Schedule of Maturities of Capital Leases (Details) (Parenthetical)
Dec. 31, 2018
Minimum [Member]  
Capital leases, interest rate 5.80%
Maximum [Member]  
Capital leases, interest rate 11.90%