Income Taxes (Details Textual) (USD $)	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010
Operating Loss Carryforwards [Line Items]
Deferred tax assets, current	$ 28,153,000	$ 12,263,000
Deferred tax liabilities, net	(9,825,000)	(42,165,000)
Tax Credit Carryforward, Amount	4,400,000
Operating loss carryforwards, valuation allowance	3,400,000
State net operating loss carryforwards	6,216,000	0
Federal tax credit carryforwards	4,408,000	4,809,000
Unrecognized Tax Benefits	7,676,000	8,356,000	11,027,000	3,651,000
Unrecognized tax benefits, interest on income taxes accrued	1,400,000	600,000
Net operating loss carryforwards, federal	12,141,000	0
Deferred Tax Assets, Capital Loss Carryforwards	232,000	0
Capital Loss Carryforward [Member]
Operating Loss Carryforwards [Line Items]
Operating Loss Carryforwards	700,000
Operating loss carryforwards, valuation allowance	200,000
Domestic Tax Authority [Member]
Operating Loss Carryforwards [Line Items]
Operating Loss Carryforwards	34,700,000
State and Local Jurisdiction [Member]
Operating Loss Carryforwards [Line Items]
Operating Loss Carryforwards	133,000,000
Harden Healthcare Holdings Inc. [Member] | State and Local Jurisdiction [Member] | Subject to usage limitations [Member]
Operating Loss Carryforwards [Line Items]
Operating Loss Carryforwards	$ 15,600,000