Income Taxes Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017
Effective Income Tax Rate Reconciliation at Federal Statutory Income Tax Rate, Amount	$ (4,609)	$ (4,255)
Deferred Tax Assets, Operating Loss Carryforwards	180,012	185,574
Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Unearned Premiums Reserve	1,670	1,513
Deferred Tax Assets, Goodwill and Intangible Assets	2,538	2,484
Deferred Tax Assets, Debt Issuance Costs	1,017	988
Deferred Tax Assets, Other	693	21
Deferred Tax Assets, Valuation Allowance	171,456	173,965
Deferred Tax Assets, Net	16,825	18,363
Deferred Tax Liabilities, Intangible Assets	16,660	16,436
Deferred Tax Liabilities, Property, Plant and Equipment	16,121	16,971
Deferred Tax Liabilities, Financing Arrangements	6,528	5,894
Deferred Tax Liabilities, Other	0	(209)
Deferred Tax Liabilities, Investments	168	1,853
Deferred Tax Liabilities, Deferred Expense, Capitalized Interest	1,450	1,328
Deferred Tax Liabilities, Gross	45,362	47,126
Deferred Tax Liabilities, Net	28,537	28,763
Land [Member]
Deferred Tax Liabilities, Property, Plant and Equipment	$ 4,435	$ 4,435