You incidentally received benefits from your vacation. Simply being out in the air allows for a larger give-and-take between the molecules of the physical system and the atmosphere.
The idleness, if prolonged, is not idleness. Concentration upon physical data takes the conscious mind off for a trip, and it gives the inner self greater freedom to initiate new developments and intuitional creations. These, incidentally, can help you understand the true nature of time.