Business Combinations (Narrative) (Details) - Levity $ in Thousands	Apr. 20, 2018 USD ($)
Business Acquisition [Line Items]
Percentage of controlling interest	57.00%
Cash paid for controlling interest	$ 48,350
Class B Common Stock
Business Acquisition [Line Items]
Cash paid for controlling interest	35,000
Series L Preferred Units
Business Acquisition [Line Items]
Cash paid for controlling interest	$ 13,400