Stock Compensation (Details 2) $ / shares in Units, $ in Thousands	2 Months Ended
	Sep. 30, 2015 USD ($) $ / shares shares
Number of Shares
Granted (in shares)	1,106,875
Outstanding, ending balance (in shares)	1,106,875
Vested and expected to vest, ending balance (in shares)	1,106,875
Weighted-Average Exercise Price
Granted (in dollars per share) | $ / shares	$ 12.00
Outstanding, ending balance (in dollars per share) | $ / shares	12.00
Vested and expected to vest, ending balance (in dollars per share) | $ / shares	$ 12.00
Weighted-Average Remaining Contractual Term
Outstanding	9 years 11 months 5 days
Vested and expected to vest	9 years 11 months 5 days
Other disclosures
Stock -based compensation expense | $	$ 673
Unrecognized compensation costs | $	4,500
Stock Options
Other disclosures
Stock -based compensation expense | $	200
Unrecognized compensation costs | $	$ 4,300
Vesting period	3 years
Vesting rate per anniversary	33.00%
Time-Based Stock Appreciation Rights
Other disclosures
Stock -based compensation expense | $	$ 100
Unrecognized compensation costs | $	$ 300
Assumptions used in estimating the fair value of stock options granted
Risk-free interest rate	2.04%
Expected life (in years)	6 years 5 months 16 days
Estimated volatility factor	41.82%
Expected dividends	0.00%
Number of Shares
Granted (in shares)	116,875
Outstanding, ending balance (in shares)	116,875
Vested and expected to vest, ending balance (in shares)	116,875
Weighted-Average Exercise Price
Granted (in dollars per share) | $ / shares	$ 12.00
Outstanding, ending balance (in dollars per share) | $ / shares	12.00
Vested and expected to vest, ending balance (in dollars per share) | $ / shares	$ 12.00
Weighted-Average Remaining Contractual Term
Outstanding	9 years 11 months 5 days
Vested and expected to vest	9 years 11 months 5 days
Chief Executive Officer | Stock Options | First anniversary
Other disclosures
Vesting rate	33.00%
Chief Executive Officer | Stock Options | Two years after the first anniversary, vesting each month
Other disclosures
Vesting period	2 years
Vesting rate	4.00%
Minimum | Stock Options
Assumptions used in estimating the fair value of stock options granted
Risk-free interest rate	1.67%
Expected life (in years)	5 years 8 months 23 days
Estimated volatility factor	47.68%
Maximum | Stock Options
Assumptions used in estimating the fair value of stock options granted
Risk-free interest rate	1.70%
Expected life (in years)	5 years 11 months 19 days
Estimated volatility factor	47.95%
Expected dividends	0.00%