Quarterly report pursuant to Section 13 or 15(d)

DEBT - Schedule of Maturities of Debt (Details)

v3.6.0.2
DEBT - Schedule of Maturities of Debt (Details)
$ in Thousands
Dec. 31, 2016
USD ($)
Debt Instrument [Line Items]  
Less than One Year $ 0
One Year 2,500
Two Years 2,500
Three Years 2,500
Four Years 68,500
More than Five years 0
Carrying Value 76,000
4.50% convertible subordinated notes  
Debt Instrument [Line Items]  
Less than One Year 64,590
One Year 0
Two Years 0
Three Years 0
Four Years 0
More than Five years 0
Carrying Value 64,590
Revolving credit agreement  
Debt Instrument [Line Items]  
Less than One Year 0
One Year 0
Two Years 0
Three Years 0
Four Years 26,000
More than Five years 0
Carrying Value 26,000
Term loan agreement  
Debt Instrument [Line Items]  
Less than One Year 0
One Year 2,500
Two Years 2,500
Three Years 2,500
Four Years 42,500
More than Five years 0
Carrying Value $ 50,000