Quarterly report pursuant to Section 13 or 15(d)

Cover
- Document and Entity Information
Financial Statements
Notes to Financial Statements
Accounting Policies
- Summary of Significant Accounting Policies (Policies)
Notes Tables
Notes Details

Preliminary Values Assigned to Assets Acquired and Liabilities Assumed (Detail)

v2.4.0.8

Preliminary Values Assigned to Assets Acquired and Liabilities Assumed (Detail) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2014	Apr. 17, 2014	Dec. 31, 2013	Nov. 15, 2013 Tri-State DE LLC	Nov. 15, 2013 Tri-State DE LLC Customer Relationships	Nov. 15, 2013 Tri-State DE LLC Non-compete agreements	Apr. 17, 2014 Value Lighting	Apr. 17, 2014 Value Lighting Customer Relationships	Apr. 17, 2014 Value Lighting Non-compete agreements	Apr. 17, 2014 Value Lighting Trade Names	Apr. 17, 2014 Value Lighting Backlog
Business Acquisition [Line Items]
Cash							$ 35
Accounts receivable				468			8,617
Inventory				310			8,241
Goodwill	39,335	17,800	21,498	2,786			17,837
Intangible assets		19,800			1,680	480		12,140	260	4,930	2,370
Other intangibles				738			116
Other assets				38			2,900
Assets acquired				6,500			57,446
Accounts payable				440			8,919
Accrued liabilities				208			1,375
Other current liabilities				80			1,421
Other liabilities							1,032
Deferred income tax liability							5,554
Liabilities assumed				728			18,301
Preliminary purchase price				$ 5,772			$ 39,145

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Business Combination Recognized Identifiable Assets Acquired and Liabilities Assumed Accrued Liabilities

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Business Combination Recognized Identifiable Assets Acquired And Liabilities Assumed Intangible Assets Other Assets

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Amount of assets acquired at the acquisition date.

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Amount of currency on hand as well as demand deposits with banks or financial institutions, acquired at the acquisition date. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates.

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Amount due from customers or clients for goods or services, including trade receivables, that have been delivered or sold in the normal course of business, and amounts due from others, including related parties expected to be converted to cash, sold or exchanged within one year or the normal operating cycle, if longer, acquired at the acquisition date.

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Amount of liabilities incurred for goods and services received that are used in an entity's business and related party payables, assumed at the acquisition date.

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Amount of other liabilities due within one year or within the normal operating cycle, if longer, assumed at the acquisition date.

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Amount of deferred tax liability attributable to taxable temporary differences due after one year or the normal operating cycle, if longer, assumed at the acquisition date.

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The amount of identifiable intangible assets recognized as of the acquisition date.

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The amount of inventory recognized as of the acquisition date.

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Amount of liabilities assumed at the acquisition date.

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Amount recognized as of the acquisition date for the identifiable assets acquired in excess of (less than) the aggregate liabilities assumed.

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Amount of other liabilities due after one year or the normal operating cycle, if longer, assumed at the acquisition date.

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Amount of other assets expected to be realized or consumed after one year or the normal operating cycle, if longer, acquired at the acquisition date.

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Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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