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The information is based upon a statement as of 12/31/2018 issued by the Plan Administrator."},{"field":"price","element":"transactionPricePerShare","label":"F1","text":"The securities reported herein were acquired on a periodic basis in open market transactions at the prevailing market price pursuant to the Issuer's Employees' Thrift Plan. The information is based upon a statement as of 12/31/2018 issued by the Plan Administrator."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"By Issuer's Employees' Thrift Plan Trust.  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