Annual report pursuant to Section 13 and 15(d)

Fair Value Measurements Interest Rate Swap (Details)

v3.7.0.1
Fair Value Measurements Interest Rate Swap (Details) - USD ($)
$ in Thousands
12 Months Ended
Mar. 31, 2017
Mar. 31, 2016
Unrealized Loss in Accumulated Other Comprehensive Loss, before Tax [Roll Forward]    
Unrealized gain/(loss) at beginning of the period, before Tax $ (1,269) $ (746)
Add: gain/(loss) from change in fair value of cash flow hedge, before Tax 673 (1,439)
Less: loss reclassified into earnings from effective hedge, before Tax (498) (872)
Less: ineffective portion of hedge transferred into earnings, before Tax (44) (44)
Unrealized loss at end of the period, before Tax (54) (1,269)
Unrealized Loss in Accumulated Other Comprehensive Loss, Tax [Roll Forward]    
Unrealized gain/(loss) at beginning of the period, tax (444) (261)
Add: gain/(loss) from change in fair value of cash flow hedge, tax 235 (504)
Less: loss reclassified into earnings from effective hedge, tax (174) (305)
Less: ineffective portion of hedge transferred into earnings, tax (16) (16)
Unrealized loss at end of the period, tax (19) (444)
Unrealized Loss In Accumulated Other Comprehensive Loss, Net of Tax [Roll Forward]    
Unrealized gain/(loss) at beginning of the period (825) (485)
Add: gain/(loss) from change in fair value of cash flow hedge 438 (935)
Less: loss reclassified into earnings from effective hedge (324) (567)
Less: ineffective portion of hedge transferred into earnings (28) (28)
Unrealized loss at end of the period $ (35) $ (825)