The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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Intangible Assets (Detail) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012	Dec. 20, 2012
Intangible Assets
Acquisition of Intangible Assets	$ 85,496	$ 50,064	$ 52,757
Intangible Assets, Beginning Balance	50,064	52,757	44,264
Impairment of Elements trade name	(3,384)		(1,069)
Amortization	(6,567)us-gaap_AmortizationOfIntangibleAssets	(2,693)us-gaap_AmortizationOfIntangibleAssets	(1,618)us-gaap_AmortizationOfIntangibleAssets
Intangible Assets, Ending Balance	85,496	50,064	52,757
Goodwill, Beginning balance	5,085us-gaap_Goodwill	5,085us-gaap_Goodwill	2,673us-gaap_Goodwill
Goodwill, Ending Balance	18,101us-gaap_Goodwill	5,085us-gaap_Goodwill	5,085us-gaap_Goodwill
Goodwill and Intangible Assets
Goodwill and intangible assets, Beginning Balance	55,149	57,842	46,937
Impairment of Elements trade name	(3,384)		(1,069)
Amortization	(6,567)us-gaap_AmortizationOfIntangibleAssets	(2,693)us-gaap_AmortizationOfIntangibleAssets	(1,618)us-gaap_AmortizationOfIntangibleAssets
Goodwill and Intangible Assets, Ending Balance	103,597	55,149	57,842
Trade Names
Intangible Assets
Acquisition of Intangible Assets	12,348		3,940
Intangible Assets, Ending Balance	12,348		3,940
Goodwill and Intangible Assets
Acquisition of Intangible Assets	12,348		3,940
Customer Relationships
Intangible Assets
Acquisition of Intangible Assets	32,417		7,240
Intangible Assets, Ending Balance	32,417		7,240
Goodwill and Intangible Assets
Acquisition of Intangible Assets	32,417		7,240
Other
Intangible Assets
Acquisition of Intangible Assets	618
Intangible Assets, Ending Balance	618
Goodwill and Intangible Assets
Acquisition of Intangible Assets	618
Fred & Friends
Intangible Assets
Goodwill from acquisition			2,412
Goodwill, Beginning balance				2,500
Goodwill, Ending Balance				2,500
Goodwill and Intangible Assets
Goodwill from acquisition			2,412
Thomas Plant
Intangible Assets
Goodwill from acquisition	13,016
Goodwill and Intangible Assets
Goodwill from acquisition	$ 13,016