Entertainers Jessica Simpson and Nick Lachey finalized their divorce Friday afternoon, In Touch Weekly reported in Los Angeles.

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A retired judge appointed to the case signed the papers in LA, formally ending the couple's four-year marriage.

Simpson and Lachey asked the judge to sign off on the divorce and allow the specifics of the split to be determined later, Us Weekly reported.

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The process, known as bifurcation, allows a couple to finalize a divorce but put off determining financial matters.

Simpson officially filed for divorce from Lachey on Dec. 16, 2005.