XML 39 R24.htm IDEA: XBRL DOCUMENT v2.4.1.9

Earnings Per Share (Tables)

3 Months Ended

Mar. 31, 2015

Earnings Per Share [Abstract]

Schedule of Basic and Diluted Earnings Per Share

The following table illustrates the earnings allocation method utilized in the calculation of basic and diluted earnings per share.

		Three Months Ended March 31,
(in thousands, except per-share amounts)		2015				2014
Earnings per share numerator:
Net income attributable to common shareholders before allocation of earnings to participating securities		$	63,947			$	57,523
Earnings allocated to participating securities		142				90
Net income attributable to common shareholders after allocation of earnings to participating securities		$	63,805			$	57,433
Earnings per share denominator:
Weighted-average number of shares of common stock outstanding - basic and diluted		12,413				12,953
Earnings per share - basic and diluted		$	5.14			$	4.43

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