Stockholders' Equity (Tables)

3 Months Ended

Mar. 31, 2019

Equity [Abstract]

Redeemable Noncontrolling Interest [Table Text Block]

The following table shows the changes in redeemable noncontrolling interest in equity of consolidated subsidiary during the three months ended March 31, 2019 (in thousands):

Balance at December 31, 2018	$	8,531
Net income	644
Accretion of redeemable noncontrolling interest	1,120
Balance at March 31, 2019	$	10,295