Amortization of property, plant and equipment directly related to goods produced and sold and services rendered by an entity during the reporting period.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 360

-SubTopic 10

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229

Name:	us-gaap_CostOfGoodsAndServicesSoldAmortization
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

Intangible Assets (Detail) - USD ($) $ in Thousands	3 Months Ended
Intangible Assets (Detail) - USD ($) $ in Thousands	Jun. 30, 2015	Mar. 31, 2015	Jun. 30, 2014
Goodwill And Intangible Assets [Line Items]
Amortization	$ 2,191		$ 344
Continuing Operations
Goodwill And Intangible Assets [Line Items]
Amortization	$ 2,191		$ 344
Appia Core
Goodwill And Intangible Assets [Line Items]
Increase in intangible assets		$ 17,780