Capital Leases (Tables)

3 Months Ended

Mar. 31, 2018

Capital Leases [Abstract]

Schedule of Capital Leased Assets [Table Text Block]

The following table presents vehicles under capital lease as of:

	March 31, 2018			December 31, 2017
	(in thousands)
Vehicles	$	6,500		$	6,249
Accumulated depreciation	(2,271		)	(1,882		)
	$	4,229		$	4,367

Schedule of Future Minimum Lease Payments for Capital Leases [Table Text Block]

Future minimum lease payments by year and in the aggregate, under non-cancelable capital leases with terms of one year or more, consist of the following:

For the Twelve Months Ending March 31,	Amount
	(in thousands)
2019	$	1,952
2020	2,061
2021	1,247
	5,260
Less executory cost	(400		)
Less amount representing interest	(501		)
Present value of minimum lease payments	$	4,359
Short-term capital lease obligations	$	1,789
Long-term capital lease obligations	2,570
	$	4,359