Arthur Brand/InstagramIt’s surely the most expensive item ever carried in an IKEA bag.A Dutch “art detective” has recovered an early masterpiece by Vincent van Gogh stolen from a museum three years ago after it was handed in at his Amsterdam home—wrapped in a trademark blue IKEA bag.Regulars at the Swedish retail giant will have used the bags to carry odds and ends picked up on the long trudge around the store: Jämlik candles, perhaps, or Huvudroll meatballs.But Arthur Brand, known as “the India