Quarterly report pursuant to Section 13 or 15(d)

LONG-TERM DEBT (Details 1)

v3.8.0.1
LONG-TERM DEBT (Details 1) - USD ($)
$ in Thousands
Mar. 31, 2018
Dec. 31, 2017
Debt Instrument [Line Items]    
Long-term Debt $ 0 $ 9,000
Long Term Debt And Capital Lease Obligations Current And Noncurrent 255,431  
Long-term debt and capital lease obligations less unamortized debt issuance costs 249,881 258,688
Less current portion (105) (9,109)
Long-term debt and capital lease obligations less unamortized debt issuance costs, net of current portion 249,776 249,579
Senior Secured Debt [Member]    
Debt Instrument [Line Items]    
Less unamortized debt issuance costs based on imputed interest rate of 7.08% (5,550) (5,774)
Long-term Debt 249,450 249,226
Long Term Debt And Capital Lease Obligations Current And Noncurrent 255,000 255,000
Capital Lease Obligations And Other [Member]    
Debt Instrument [Line Items]    
Long Term Debt And Capital Lease Obligations Current And Noncurrent $ 431 $ 462