Income Taxes (Narrative) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Income Tax Disclosure [Line Items]
Income tax expense (benefit)	$ 8	$ 132	$ 655	$ 315
TRS Leasing, Inc [Member]
Income Tax Disclosure [Line Items]
Income tax expense (benefit)	8	$ 132	$ 655	$ 315
Combined federal and state effective tax rate			26.00%
Net operating loss carryforward for federal income tax purposes	$ 3,290		$ 3,290
TRS Leasing, Inc [Member] | Minimum [Member]
Income Tax Disclosure [Line Items]
Loss carryforwards expiration period			Jan. 01, 2027
TRS Leasing, Inc [Member] | Maximum [Member]
Income Tax Disclosure [Line Items]
Loss carryforwards expiration period			Dec. 31, 2034