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Other Assets	12 Months Ended
Other Assets	Nov. 30, 2017
Other Assets [Abstract]
Other Assets	Other Assets We have a 40% noncontrolling interest in Grand Bahama Shipyard Ltd. (“Grand Bahama”), a ship repair and maintenance facility. Grand Bahama provided services to us of $97 million in 2017, $58 million in 2016 and $33 million in 2015.