Segment Information (Details) - USD ($) $ in Thousands	2 Months Ended	3 Months Ended		6 Months Ended
	Dec. 31, 2014	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2015	Dec. 31, 2014	Jun. 30, 2015
Segment Reporting Information [Line Items]
Net income before provision for income taxes		$ 8,634	$ 6,851	$ 14,600	$ 10,147
Net Sales		60,506	55,484	117,746	103,143
Net income before provision for income taxes		15,879	14,164	30,589	26,257
Total assets	$ 143,056	199,915	143,056	199,915	143,056	$ 189,128
US [Member]
Segment Reporting Information [Line Items]
Net income before provision for income taxes		8,670	7,394	14,459	10,690
Net Sales		55,113	51,128	107,583	98,787
Total assets	141,570	198,842	141,570	198,842	141,570
Australia Segment [Member]
Segment Reporting Information [Line Items]
Net income before provision for income taxes		59	(209)	117	(209)
Net Sales		5,393	4,356	10,163	4,356
Total assets	19,565	17,214	19,565	17,214	19,565
Operating Segments [Member]
Segment Reporting Information [Line Items]
Net Sales		60,506	55,484	117,746	103,143
Operating Segments [Member] | US [Member]
Segment Reporting Information [Line Items]
Net Sales		57,006	53,090	110,901	100,749
Operating Segments [Member] | Australia Segment [Member]
Segment Reporting Information [Line Items]
Net Sales	4,356	5,393	4,356	10,163	4,356
Intersegment Eliminations [Member]
Segment Reporting Information [Line Items]
Net income before provision for income taxes		(95)	(334)	24	(334)
Net Sales		(1,893)	(1,962)	(3,318)	(1,962)
Total assets	$ (18,079)	(16,141)	(18,079)	(16,141)	(18,079)
Intersegment Eliminations [Member] | US [Member]
Segment Reporting Information [Line Items]
Net Sales		$ 1,893	$ 1,962	$ 3,318	$ 1,962