Incentive Plans: Equity Incentive Plan Policy: Schedule of Incentive Plan Stock Option Activity (Details) (USD $) In Thousands, except Share data, unless otherwise specified			3 Months Ended
	Sep. 30, 2013	Sep. 30, 2012	Sep. 30, 2013 Equity Incentive Plans
Shares:
Outstanding, Beginning of Period	1,000,000	1,100,000	711,800
Granted			0
Exercised			(5,000)
Forfeited			0
Oustanding, End of Period	1,000,000	1,100,000	706,800
Vested and expected to vest at March 31, 2013			663,900
Exercisable at March 31, 2013			492,300
Weighted-Average Exercise Price (in dollars per share):
Oustanding, Beginning of Period			$ 12.71
Granted			$ 0.00
Exercised			$ 7.27
Forfeited			$ 0.00
Outstanding, End of Period			$ 12.75
Vested and expected to vest at September 30, 2013			$ 13.04
Exercisable at September 30, 2013			$ 14.70
Weighted- Average Remaining Contractual Term (Years):
Outstanding at September 30, 2013			6 years 2 months 5 days
Vested and expected to vest at September 30, 2013			6 years 0 months 25 days
Exercisable at September 30, 2013			5 years 5 months 8 days
Aggregate Intrinsic Value ($000):
Outstanding at September 30, 2013			$ 4,763
Vested and expected to vest at September 30, 2013			4,405
Exercisable at September 30, 2013			$ 2,975