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Fair Value Measurements (Tables)
12 Months Ended
Dec. 31, 2018
Fair Value Disclosures [Abstract]  
Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis
The following assets of the Company were measured at fair value on a recurring basis subject to the disclosure requirements of ASC 820, “Fair Value Measurement,” as of December 31, 2018 and 2017:
 Fair Value Measurements as of December 31, 2018 Fair Value Measurements as of December 31, 2017 
 December 31, 2018Quoted Prices in Active Markets for Identical Assets
(Level 1) 
Significant Other Observable Inputs
(Level 2) 
Significant Unobservable Inputs
(Level 3) 
December 31, 2017Quoted Prices in Active Markets for Identical Assets
(Level 1) 
Significant Other Observable Inputs
(Level 2) 
Significant Unobservable Inputs
(Level 3) 
Term deposits $16 $16 $— $— $17 $17 $— $— 
Interest rate swaps 675 — 675 — 222 — 222 — 
Total $691 $16 $675 $— $239 $17 $222 $—