Inventory - Schedule of Inventory (Details) - USD ($) $ in Thousands	Dec. 31, 2017	Dec. 31, 2016
Inventory [Line Items]
Inventory	$ 20,493	$ 21,139
Supplies, embryos and other production materials
Inventory [Line Items]
Inventory	2,673	1,835
Work in process
Inventory [Line Items]
Inventory	4,767	5,466
Livestock
Inventory [Line Items]
Inventory	11,040	11,752
Feed
Inventory [Line Items]
Inventory	$ 2,013	$ 2,086