Discontinued Operations Discontinued Operations Historical Financial Information (Details) - USD ($) $ in Thousands		3 Months Ended			6 Months Ended
		Jun. 30, 2016	Jun. 30, 2015		Jun. 30, 2016	Jun. 30, 2015
Discontinued Operations and Disposal Groups [Abstract]
Total revenues	[1],[2]		$ 24,763			$ 65,293
Total cost of operations (a)	[1],[2],[3]		6,771			17,498
Depreciation, amortization, and accretion	[1],[2]		3,914			10,168
Total other expenses	[1],[2]		5,026			10,481
Pre-tax income from discontinued operations	[1],[2]		9,052			27,146
Income (loss) from discontinued operations, net of tax		$ 0	$ 6,312	[1],[2],[4]	$ 0	$ 19,690	[1],[2],[4]

[1] CCAL results are through May 28, 2015, which was the closing date of the Company's sale of CCAL.

[2] No interest expense has been allocated to discontinued operations.

[3] Exclusive of depreciation, amortization, and accretion shown separately.

[4] Exclusive of the gain (loss) from disposal of discontinued operations, net of tax, as presented on the condensed consolidated financial statement of operations.