XML 20 R49.htm IDEA: XBRL DOCUMENT v3.19.3.a.u2

Net Income Per Share (Tables)

12 Months Ended

Dec. 31, 2019

Earnings Per Share [Abstract]

Computation of Basic and Diluted Net Income Per Share

The following is a reconciliation of basic to diluted net income per share:

		Years Ended December 31,
		2019				2018				2017
Numerator:
Net income		$	140,386			$	392,896			$	339,132
Denominator:
Shares used in net income per common share — basic			54,711,000				54,406,000				54,137,000
Effect of dilutive securities			400,000				586,000				937,000
Shares used in net income per common share — diluted			55,111,000				54,992,000				55,074,000
Net income per common share:
Basic		$	2.57			$	7.22			$	6.26
Diluted		$	2.55			$	7.14			$	6.16

X

- References

No definition available.

+ 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://fasb.org/us-gaap/role/ref/legacyRef
-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