Basis of Presentation Adoption of New Accounting Standards (Details) - USD ($) $ in Thousands	Sep. 30, 2019	Jan. 01, 2019	Dec. 31, 2018
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
ROU assets, net	$ 154,351		$ 0
Total	$ 158,301
Accounting Standards Update 2016-02 [Member]
New Accounting Pronouncements or Change in Accounting Principle [Line Items]
ROU assets, net		$ 133,632
Total		$ 136,290