The extent of easily available docket materials varies widely from state to state and, within a state, from court to court. Try multiple sites and tactics before giving up! Start with a freely available site (usually provided by the court); then move to a subscription database such as Bloomberg, Westlaw, Trellis, or Lexis. Remember that PACER only has federal dockets—not state.
Before using subscription databases, it's worth trying a couple of different tactics: