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Commitment and Contingencies Disclosure (Tables)
 12 Months Ended
Dec. 31, 2021
Commitments and Contingencies Disclosure [Abstract]  
Purchase commitments The commitment terms vary in length, up to 38 years. The commitments under these contracts as of December 31, 2021, were:
20222023202420252026Thereafter
(In thousands)
Purchase commitments$589,898 $200,667 $141,383 $99,545 $86,628 $731,679