XML 66 R48.htm IDEA: XBRL DOCUMENT v3.22.0.1
Equity-Based Compensation (Tables) - Williams Companies Incentive Plan [Member]
 12 Months Ended
Dec. 31, 2021
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]  
Nonvested Restricted Stock Unit Rollforward and related information [Table Text Block]
The following summary reflects nonvested restricted stock unit activity and related information for the year ended December 31, 2021:
Restricted Stock Units OutstandingSharesWeighted-
Average
Fair Value (1)
(Millions)
Nonvested at December 31, 20206.2 $23.53 
Granted2.7 $24.22 
Forfeited(0.1)$18.59 
Vested(1.5)$30.82 
Nonvested at December 31, 20217.3 $22.35 
______________
(1)Performance-based restricted stock units are valued considering measures such as total shareholder return utilizing a Monte Carlo valuation method, as well as return on capital employed, a ratio of debt to EBITDA, and available funds from operations. All time based restricted stock units are valued at the grant-date market price. Restricted stock units generally vest after three years.
Other restricted stock unit information [Table Text Block]
Value of Restricted Stock Units202120202019
Weighted-average grant date fair value of restricted stock units granted during the year, per share
$24.22 $18.32 $25.87 
Total fair value of restricted stock units vested during the year (in millions)
$46 $43 $29