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SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS
 12 Months Ended
Dec. 31, 2021
SEC Schedule, 12-09, Valuation and Qualifying Accounts [Abstract]  
SCHEDULE II - VALUATION AND QUALIFYING ACCOUNTS
Schedule II-Valuation and Qualifying Accounts
Balance at Beginning of Year
Net Increase (Decrease) to Expense (1)
Acquisitions and Other
Balance at End of Year
(in thousands)
TAX VALUATION ALLOWANCE:
Year ended December 31, 2021$212,143 $(59,599)$(7,439)$145,105 
Year ended December 31, 2020
206,394 5,749 — 212,143 
Year ended December 31, 2019
216,468 (10,074)— 206,394 
(1)For the years ended December 31, 2021, 2020 and 2019, Net Increase (Decrease) to Expense includes foreign currency translation gains (losses) of $(8.9) million, $10.2 million and $(1.5) million.