Restructuring (Details) $ in Thousands	3 Months Ended		17 Months Ended
	Jun. 30, 2017 USD ($) store	Jun. 30, 2016 USD ($)	Jun. 30, 2017 USD ($) store	Mar. 31, 2020 store	Mar. 31, 2017 USD ($)
Restructuring Cost and Reserve [Line Items]
Restructuring costs	$ 1,518	$ 1,732
Brand Realignment
Restructuring Cost and Reserve [Line Items]
Restructuring costs	1,518	$ 1,732	$ 55,308
Restructuring reserve	$ 7,783		$ 7,783		$ 11,080
Brand Realignment | Facility Closing
Restructuring Cost and Reserve [Line Items]
Number of stores closed | store	25		25
Scenario, Forecast
Restructuring Cost and Reserve [Line Items]
Number of stores forecast | store				125
Short Term Liabilities | Brand Realignment
Restructuring Cost and Reserve [Line Items]
Restructuring reserve	$ 3,340		$ 3,340
Long Term Liabilities | Brand Realignment
Restructuring Cost and Reserve [Line Items]
Restructuring reserve	$ 4,443		$ 4,443