XML 32 R21.htm IDEA: XBRL DOCUMENT v3.5.0.2
Note 6 - Subsidiaries and Joint Ventures with Noncontrolling Owners' Interests (Tables)
 6 Months Ended
Jun. 30, 2016
Notes Tables  
Schedule of Components of Agreement Obligation [Table Text Block]
   
June 30,
2016
  
December 31,
2015
Members’ interest subject to mandatory redemption   $ 40,000     $ 40,000  
Net accumulated earnings     9,260       10,438  
Total liability   $ 49,260     $ 50,438  
Schedule of Changes in Noncontrolling Interests and Joint Ventures [Table Text Block]
    Six Months Ended
June 30,
    2016   2015
         
Balance, beginning of period   $ (91 )   $ 7,462  
Net income attributable to noncontrolling interest included in equity     512       1,839  
Distributions to noncontrolling interest owners     -       (2,451 )
Balance, end of period   $ 421     $ 6,850