Goodwill and Intangible Assets (Narrative) (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015	Oct. 31, 2015
Goodwill and Intangible Assets Disclosure [Line Items]
Reporting unit, percentage of fair value in excess of carrying amount					70.00%
Amortization of intangible assets	$ 12,300	$ 10,200	$ 23,146	$ 20,137
Intangible assets, amortization expense
Remaining of 2016	21,400		21,400
2017	34,400		34,400
2018	25,600		25,600
2019	24,000		24,000
2020	$ 23,300		$ 23,300
Banjo trade name
Goodwill and Intangible Assets Disclosure [Line Items]
Reporting unit, percentage of fair value in excess of carrying amount					20.00%
IOP reporting unit
Goodwill and Intangible Assets Disclosure [Line Items]
Reporting unit, percentage of fair value in excess of carrying amount					20.00%