Net Income Per Common Share (Tables)	9 Months Ended
Sep. 30, 2021
Net Income Per Common Share [Abstract]
Schedule Of Earnings Per Share	Three Months Ended Nine Months Ended September 30, September 30, 2021 2020 2021 2020Average common shares outstanding during the period for basic computation 258,773 254,280 256,051 248,212Effect of dilutive securities: Forward equity sale agreement 223 - 216 -Issuance of common stock from private placement - - - 5,929Tangible equity units - 591 - 615Employee stock-based compensation 441 291 496 383Average common shares outstanding during the period for diluted computation 259,437 255,162 256,763 255,139

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.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 260
-SubTopic 10
-Section 50
-Paragraph 1
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=124432515&loc=d3e3550-109257

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