What is every Big Sky Conference team's record against the over/under line as a home underdog in the 2017-2018 season?

Definitions
Team Over Record Over % Under % Total +/-
Idaho 1-0-0 100.0% 0.0% +15.5
Portland St 2-0-0 100.0% 0.0% +10.0
N Colorado 1-0-0 100.0% 0.0% +16.0
Idaho St 4-1-0 80.0% 20.0% +9.5
Sac State 7-2-1 77.8% 22.2% +5.8
S Utah 5-3-0 62.5% 37.5% -1.7
N Arizona 4-6-0 40.0% 60.0% -3.3
North Dakota 2-3-0 40.0% 60.0% -4.5
Montana St 1-3-0 25.0% 75.0% -2.5
E Washingtn 0-1-0 0.0% 100.0% -2.0