Quarterly report pursuant to Section 13 or 15(d)

Long-Term Debt (Narrative) (Details)

v3.7.0.1
Long-Term Debt (Narrative) (Details)
$ in Thousands
Jun. 30, 2017
USD ($)
Line Of Credit Facility And Long Term Debt [Line Items]  
Credit facility maximum borrowing capacity $ 20,000
Revolving Credit Facility [Member]  
Line Of Credit Facility And Long Term Debt [Line Items]  
Line of credit facility, amount outstanding $ 0