Purchase price was financed with a combination of cash on hand and borrowings.

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This element represents the amount of any measurement period adjustment (as defined) realized during the reporting period to items of consideration transferred in connection with a business combination for which the initial accounting was incomplete.

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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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Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

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The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price.

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Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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Acquisition and Divestiture - Additional Information (Detail) (USD $)	3 Months Ended	0 Months Ended
	Mar. 31, 2014	Feb. 20, 2014	Mar. 31, 2015
Business Acquisition [Line Items]
Cash acquired		$ 7,493,000
Borrowings for acquisition of business, amended credit facility		60,000,000
Line of credit facility, maximum borrowing capacity		100,000,000	100,000,000
Acquisition-related Costs [Member]
Business Acquisition [Line Items]
Revenues	2,400,000
Amortization of Acquired Intangible Assets [Member]
Business Acquisition [Line Items]
Revenues	1,300,000
Andrew Industries Limited [Member]
Business Acquisition [Line Items]
Payments to acquire business		86,900,000
Cash acquired		7,500,000
Post closing adjustment payment		$ 200,000