Note 2 - Acquisition (Details) - Components of Fair Value of Acquisitions and Allocation of Purchase Price (USD $) In Thousands, unless otherwise specified	3 Months Ended		3 Months Ended	1 Months Ended	3 Months Ended
Sep. 30, 2014	Jun. 30, 2014	Sep. 30, 2013 Preliminary Allocations [Member] Ultrafryer Systems, Inc. [Member]	Sep. 30, 2013 Adjustments [Member] Ultrafryer Systems, Inc. [Member]	Jun. 20, 2014 Ultrafryer Systems, Inc. [Member]	Sep. 30, 2013 Ultrafryer Systems, Inc. [Member]
Fair value of business combination:
Cash payment			$ 20,745	$ 2,241	$ 23,000	$ 22,986
Less: cash acquired			(20)			(20)
Total	57,149		20,725	2,241		22,966
Identifiable assets acquired and liabilities assumed
Current Assets			5,871	50		5,921
Property, plant, and equipment			1,259	2,100		3,359
Identifiable intangible assets			7,612		7,600	7,612
Goodwill	156,278	125,965	10,930	91	11,000	11,021
Liabilities assumed			(1,733)			(1,733)
Deferred taxes			(3,214)			(3,214)
Total			$ 20,725	$ 2,241		$ 22,966

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Amount of assets that are expected to be realized or consumed within one year or the normal operating cycle, if longer, acquired 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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Amount of intangible assets, excluding goodwill, acquired at 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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The amount of property, plant, and equipment recognized as of the acquisition date.

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The cash inflow associated with the acquisition of business during the period (for example, cash that was held by the acquired business).

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

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The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase.

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