Basis of Presentation and Organization Recent Accounting Pronouncements (Details)	12 Months Ended
	Dec. 31, 2014 USD ($)
Current Deferred Tax Assets [Member]
Item Effected [Line Items]
New Accounting Pronouncement Impact on Balance Sheet If Retrospectively Adopted	$ 57,001,000
Long-term Deferred Tax Assets [Member]
Item Effected [Line Items]
New Accounting Pronouncement Impact on Balance Sheet If Retrospectively Adopted	53,904,000
Current Deferred Tax Liabilities [Member]
Item Effected [Line Items]
New Accounting Pronouncement Impact on Balance Sheet If Retrospectively Adopted	169,000
Long-term Deferred Tax Liabilities [Member]
Item Effected [Line Items]
New Accounting Pronouncement Impact on Balance Sheet If Retrospectively Adopted	$ 2,928,000