Officials at the highest levels of the California Department of Parks and Recreation helped keep millions of dollars in money intended for state parks secret for more than a decade, the California attorney general’s office said in a report released Friday. The report said the “intentional nondisclosure” continued because employees feared the department’s budget would be cut if lawmakers found out, and that they would be embarrassed about the years of covering it up. “Throughout this period of intentional nondisclosure, some parks employees consistently requested, without success, that their superiors address the issue,” Deputy Attorney General Thomas M. Patton wrote …