Note 4 - PNC Credit Facility (Tables)

9 Months Ended

Sep. 30, 2016

Notes Tables

Schedule of Leverage Ratio [Table Text Block]

Fiscal Quarter Ending:	Maximum Leverage Ratio
March 31, 2017	5.50:1.00
June 30, 2017	4.50:1.00
September 30, 2017	4.50:1.00
December 31, 2017	7.00:1.00
March 31, 2018	5.50:1.00
June 30, 2018	5.00:1.00
September 30, 2018	5.00:1.00
December 31, 2018	5.00:1.00
March 31, 2019	3.50:1.00
June 30, 2019 and each fiscal quarter thereafter	3.50:1.00