Goodwill And Other Intangible Assets Change in carrying amounts of intangible assets (Notes) (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2019 USD ($)
Goodwill and Intangible Assets Disclosure [Abstract]
Balance sheet reclassifications (1)	$ (1,762)	[1]

[1] (1)Balance sheet reclassifications include $2 million of lease contract intangible assets that were reclassified to operating lease right-of-use assets in the Company’s unaudited Condensed Consolidated Balance Sheets on January 1, 2019 upon implementation of ASU No. 2016-02. See Note 3 for additional information.