Quarterly report pursuant to Section 13 or 15(d)

Redeemable Noncontrolling Interests (Details)

v3.7.0.1
Redeemable Noncontrolling Interests (Details)
$ in Thousands
6 Months Ended
Jun. 30, 2017
USD ($)
joint_venture
Jun. 30, 2016
USD ($)
Noncontrolling Interest [Abstract]    
Number of joint ventures with redeemable noncontrolling interests | joint_venture 2  
Redeemable Noncontrolling Interest [Roll Forward]    
Beginning balance $ 22,979 $ 19,218
Contributions from noncontrolling interests 0 22,778
Distributions to noncontrolling interests (789) (20,989)
Net income attributable to noncontrolling interests 1,140 1,117
Adjustment to arrive at fair value of interests 401 349
Ending balance $ 23,731 $ 22,473