Stock-Based Compensation Stock-Based Awards Granted Subsequent to July 31, 2015 (Details) - Subsequent Event	2 Months Ended
	Sep. 28, 2015 USD ($) shares
Subsequent Event [Line Items]
Number of stock-based awards authorized for issuance (in shares)	542,705
Total unrecognized stock-based compensation, net of estimated forfeitures and assuming achievement of the pre-established performance goal at a target level, related to stock-based awards authorized for issuance. | $	$ 4,315,000
Stock options [Member]
Subsequent Event [Line Items]
Number of stock-based awards authorized for issuance (in shares)	480,265
Performance Shares [Member]
Subsequent Event [Line Items]
Number of stock-based awards authorized for issuance (in shares)	57,000
Restricted Stock Units (RSUs) [Member]
Subsequent Event [Line Items]
Number of stock-based awards authorized for issuance (in shares)	5,440