Annual report pursuant to Section 13 and 15(d)

Income Taxes - Significant Components of The Deferred Tax Assets and Liabilities (Details)

v3.20.4
Income Taxes - Significant Components of The Deferred Tax Assets and Liabilities (Details) - USD ($)
$ in Thousands
Dec. 31, 2020
Dec. 31, 2019
Deferred tax assets    
Accruals and prepaids $ 53,845 $ 19,704
Deferred revenue 17,736 11,229
Net operating loss carryforwards 529,394 347,997
Stock-based compensation 22,224 7,104
Investment tax and other credits 86,175 32,878
Interest Expense 16,627 12,394
Interest rate derivatives 53,057 18,988
Total deferred tax assets 779,058 450,294
Less: Valuation allowance (91,322) (12,120)
Gross deferred tax assets 687,736 438,174
Deferred tax liabilities    
Capitalized costs to obtain a contract 93,441 66,247
Fixed asset depreciation and amortization 333,970 263,917
Deferred tax on investment in partnerships 342,230 173,974
Gross deferred tax liabilities 769,641 504,138
Net deferred tax liabilities $ (81,905) $ (65,964)