XML 57 R55.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2
Note 7 - Financial Instruments and Fair Value Measurements - Detailed Terms of Interest Rate Caps and The portion of The Company Term Facility (Details) - USD ($)
12 Months Ended
Dec. 31, 2019
May 01, 2019
Apr. 30, 2019
Nov. 30, 2018
Debt Security, Corporate, US [Member] | Term Facility [Member]        
Notional amount, Corporate Debt $ 100,000,000      
Debt Security, Corporate, US [Member] | Term Facility [Member] | London Interbank Offered Rate (LIBOR) [Member]        
Variable interest rate, Corporate Debt 3.50%      
Interest Rate Cap [Member]        
Interest rate caps $ 100,000,000      
Interest Rate Cap [Member] | Designated as Hedging Instrument [Member]        
Interest rate caps $ 100,000,000      
Fixed interest rate (plus spread), Interest Rate Caps   3.00% 2.75% 2.50%