I haven't seen a breakdown prior (source jsonline, its behind their paywall so I will just summarize)
Architecture/interiors is the costliest category: $105.7 million
Retractable roof is a major cost driver at $37.1 million
Technology is another big cost category--totaling $99.8 million
Structure category at $62.5 million includes parking lots, walkways
Other categories include elevators, concessions totaling $123.3 million
Other broad expense categories include "vertical transportation," i.e., elevators and escalators, at $16 million;
concessions infrastructure, $17 million,
mechanical, electrical, plumbing and fire protection systems, $55.8 million.
Finally, items categorized as miscellaneous add up to $34.5 million.