XML 89 R13.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2
OTHER LONG-TERM LIABILITIES
 12 Months Ended
Dec. 31, 2019
OTHER LONG-TERM LIABILITIES.  
OTHER LONG TERM LIABILITIES

7.OTHER LONG‑TERM LIABILITIES

Other long‑term liabilities and deferred credits on the balance sheet consisted of:

 

 

 

 

 

 

 

 

 

 

December 31,

 

    

2019

    

2018

 

 

(thousands of dollars)

Royalties payable (1)

 

$

500

 

$

500

 

 

$

500

 

$

500

(1)Royalties payable were derived during prior years of production. Liabilities do not accrue interest or have a stated maturity date.