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Nature of Business and Summary of Significant Accounting Policies (Tables)

12 Months Ended

Apr. 26, 2014

Organization, Consolidation and Presentation of Financial Statements [Abstract]

Schedule of Property and Equipment

Property and equipment is stated at cost and depreciated principally on the straight-line method over the following estimated useful lives:

	Years
Buildings	7 - 40
Machinery and equipment	5 - 7
Office furniture and equipment	3 - 5
Computer software and hardware	3 - 5
Equipment held for rental	2 - 7
Demonstration equipment	3 - 5
Transportation equipment	5 - 7

Property and equipment consisted of the following:

	April 26, 2014				April 27, 2013
Land	$	2,539			$	1,497
Buildings	59,363				57,012
Machinery and equipment	72,787				65,600
Office furniture and equipment	15,754				16,118
Computer software and hardware	45,329				41,745
Equipment held for rental	868				868
Demonstration equipment	7,532				8,400
Transportation equipment	4,823				4,026
	208,995				195,266
Less accumulated depreciation	143,725				133,641
	$	65,270			$	61,625

Schedule of Earnings Per Share Reconciliation

The following is a reconciliation of the income and common stock share amounts used in the calculation of basic and diluted EPS for the fiscal years ended April 26, 2014, April 27, 2013 and April 28, 2012:

	Net income				Shares			Per share income (loss)
For the year ended April 26, 2014:
Basic earnings per share	$	22,206			42,886			$	0.52
Dilution associated with stock compensation plans	—				876			(0.01		)
Diluted earnings per share	$	22,206			43,762			$	0.51
For the year ended April 27, 2013:
Basic earnings per share	$	22,779			42,280			$	0.54
Dilution associated with stock compensation plans	—				341			(0.01		)
Diluted earnings per share	$	22,779			42,621			$	0.53
For the year ended April 28, 2012:
Basic earnings per share	$	8,489			41,869			$	0.20
Dilution associated with stock compensation plans	—				435			—
Diluted earnings per share	$	8,489			42,304			$	0.20

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- Definition

Tabular disclosure of physical assets used in the normal conduct of business and not intended for resale. Includes, but is not limited to, balances by class of assets, depreciation and depletion expense and method used, including composite depreciation, and accumulated deprecation.

+ References

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



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 210

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.5-02.13)

-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682



Reference 3: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 02

-Paragraph 13

-Subparagraph b

-Article 5

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- Definition

Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 260

-SubTopic 10

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257

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