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Business and Summary of Significant Accounting Policies - Business - Gain on Sale of Discontinued Operations (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Accounting Policies [Abstract]
Proceeds from sale of MH-LLC		$ 24,000
Net assets and liabilities disposed of		9,998
Noncontrolling interest		256
Expenses of sale of MH-LLC		439
Gain on sale of discontinued operations, before tax		13,307
Income tax expense		998
Gain on sale of discontinued operations		$ 12,309

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Amount before tax of gain (loss) not previously recognized resulting from the disposal of a discontinued operation.

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