XML 54 R35.htm IDEA: XBRL DOCUMENT v2.4.1.9

Net Income Per Share (Tables)

3 Months Ended

Mar. 31, 2015

Earnings Per Share [Abstract]

Computation of Basic and Diluted Net Income Per Share

The following table sets forth the computation of basic and diluted net income per share:

		Three Months Ended March 31,
		2015				2014
Numerator:
Net income		$	33,786			$	31,245
Denominator:
Shares used in net income per common share – basic			53,214,000				53,411,000
Effect of dilutive securities:
Stock options, restricted stock and employee stock purchase plan			315,000				365,000
Shares used in net income per common share – diluted			53,529,000				53,776,000
Net income per common share:
Basic		$	0.63			$	0.58
Diluted		$	0.63			$	0.58

X

- Details

Name:	us-gaap_EarningsPerShareAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- 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

+ Details

Name:	us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration