Income Taxes: - Operating Loss Carryforwards (Details)	Feb. 29, 2016 USD ($)
Net operating loss carryforwards
Operating Loss Carryforwards	$ 655,757
Alternative minimum tax credit carryforwards	42,603
2020
Net operating loss carryforwards
Operating Loss Carryforwards	5,980
2021
Net operating loss carryforwards
Operating Loss Carryforwards	24,116
2022
Net operating loss carryforwards
Operating Loss Carryforwards	67,855
2023
Net operating loss carryforwards
Operating Loss Carryforwards	73,401
2024
Net operating loss carryforwards
Operating Loss Carryforwards	69,394
2025
Net operating loss carryforwards
Operating Loss Carryforwards	13,475
2026
Net operating loss carryforwards
Operating Loss Carryforwards	46,972
2027
Net operating loss carryforwards
Operating Loss Carryforwards	31,220
2028
Net operating loss carryforwards
Operating Loss Carryforwards	7,737
2029
Net operating loss carryforwards
Operating Loss Carryforwards	31,868
2033
Net operating loss carryforwards
Operating Loss Carryforwards	207,097
2034
Net operating loss carryforwards
Operating Loss Carryforwards	$ 76,642