Note 10 - Debt, Credit Facility and Capital Leases (Tables)

9 Months Ended

Sep. 30, 2018

Notes Tables

Schedule of Line of Credit Facilities [Table Text Block]

Interest rates:
Spread over the London Interbank Offered Rate	2.25	-	3.25%
Spread over alternative base rate	1.25	-	2.25%
Standby fee per annum on undrawn amounts		0.50%
Covenant financial ratios:
Senior leverage ratio (debt secured by liens/EBITDA)	not more than 2.50:1
Leverage ratio (total debt less unencumbered cash/EBITDA) (1)	not more than 4.50:1
Interest coverage ratio (EBITDA/interest expense)	not less than 3.00:1

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

Twelve-month period ending September 30,
2019	$	6,182
2020		4,727
2021		3,543
2022		1,214
2023		9
Total		15,675
Less: imputed interest		(1,019	)
Net capital lease obligation	$	14,656