back in circulation

[back in circulation] {adv. phr.} 1. Socially active once again (said about people); back on the dating circuit after a divorce or a romantic breakup.

Now that Sully is divorced from Jim she is back in circulation.

2. Once again available to the public (said about types of paper money, rare coins, or other commercially available goods).

In the USA the two-dollar bill was back in circulation for a short time only in the 1950s and 1960s.