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Basis of Presentation (Tables)

3 Months Ended

Mar. 31, 2013

Basis of Presentation

Reconciliation of basic earnings per share ("EPS") to diluted EPS

		Three Months Ended
		March 31,
(in thousands, except per share amounts)		2013			2012
Net income available to common stockholders		$	4,795		$	7,201
Basic weighted average shares outstanding		48,536			48,273
Dilutive effect of potential common stock equivalents — stock options		90			64
Diluted weighted average shares outstanding		48,626			48,337
Earnings per common share:
Basic		$	0.10		$	0.15
Diluted		0.10			0.15
Potentially dilutive securities excluded from earnings per diluted share because their effect is anti-dilutive		—			1,347

Stock option and restricted stock unit activity of the entity

		Three Months Ended
		March 31,
(in thousands)		2013			2012
Stock-based compensation expense recognized in operating expenses		$	2,879		$	3,068
Tax benefit of stock-based compensation expense in provision for income taxes		1,137			1,066
Stock-based compensation expense, net of tax		$	1,742		$	2,002
Fair value of shares vested		$	2,813		$	3,110
Proceeds to the Company from the exercise of stock-based compensation		$	496		$	1,758
Tax effect from exercise of stock-based compensation, including shortfall tax benefits		$	(1,843	)	$	(2	)
		At March 31,
		2013			2012
Stock-based compensation cost capitalized in inventory		$	361		$	387

Summary of financial instruments

		At March 31,						At December 31,
(in thousands)		2013			2012			2012
Financial instruments		$	59,074		$	69,987		$	76,130

Schedule of effective tax rates and income tax expense

		Three Months Ended
		March 31,
(in thousands, except percentage amounts)		2013			2012
Effective tax rate		47.0		%	46.9		%
Provision for income taxes		$	4,256		$	6,372

X

- Definition

Tabular disclosure of assets, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, by class that are measured at fair value on a recurring and/or nonrecurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3).

+ References

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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 157

-Paragraph 6

-Footnote 4

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.



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

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 157

-Paragraph 32

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.



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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 820

-SubTopic 10

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=7578670&loc=d3e19190-110258



Reference 4: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 820

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (a),(b)

-URI http://asc.fasb.org/extlink&oid=7578670&loc=d3e19207-110258

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X

- Definition

Tabular disclosure of the amount of total share-based compensation cost, including the amounts attributable to each share-based compensation plan and any related tax benefits.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 718

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (h)(1)

-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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- Definition

Tabular disclosure of the reconciliation of basic net earnings per share (or unit) to diluted earnings per share (or unit).

+ 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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- Definition

Tabular disclosure of the reconciliation using percentage or dollar amounts of the reported amount of income tax expense attributable to continuing operations for the year to the amount of income tax expense that would result from applying domestic federal statutory tax rates to pretax income from continuing operations.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 740

-SubTopic 10

-Section 50

-Paragraph 12

-URI http://asc.fasb.org/extlink&oid=6907707&loc=d3e32687-109319

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