Annual report pursuant to Section 13 and 15(d)

Business Acquisition (Schedule of Non-Recurring Pro Forma Adjustments) (Details)

v2.4.1.9
Business Acquisition (Schedule of Non-Recurring Pro Forma Adjustments) (Details) (Acquisition-related Costs [Member], USD $)
12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Acquisition-related Costs [Member]
   
Business Acquisition, Pro Forma Information, Nonrecurring Adjustment [Line Items]    
Amortization $ 3,817,000us-gaap_AdjustmentForAmortization
/ us-gaap_NonrecurringAdjustmentAxis
= us-gaap_AcquisitionRelatedCostsMember
$ 8,917,000us-gaap_AdjustmentForAmortization
/ us-gaap_NonrecurringAdjustmentAxis
= us-gaap_AcquisitionRelatedCostsMember