Fair Value Measurements (Tables)

6 Months Ended

Sep. 30, 2016

Fair Value Disclosures [Abstract]

Financial Assets And Liabilities Measured At Fair Value On Recurring Basis

At September 30, 2016 and 2015, and at March 31, 2016, the Company had certain financial assets and financial liabilities that were required to be measured and reported at fair value on a recurring basis. These assets and liabilities are listed in the tables below and are classified based on how their values were determined under the fair value hierarchy or the NAV practical expedient:

	September 30, 2016
			Fair Value Hierarchy
(in thousands of dollars)	NAV		Level 1		Level 2		Level 3		Total
Assets
Money market funds	$	136,879	$	—	$	—	$	—	$	136,879
Trading securities associated with deferred compensation plans	—		17,310		—		—		17,310
Forward foreign currency exchange contracts	—		—		140		—		140
Total financial assets measured and reported at fair value	$	136,879	$	17,310	$	140	$	—	$	154,329
Liabilities
Guarantees of bank loans to tobacco growers	$	—	$	—	$	—	$	1,722	$	1,722
Interest rate swap agreements	—		—		11,010		—		11,010
Forward foreign currency exchange contracts	—		—		1,554		—		1,554
Total financial liabilities measured and reported at fair value	$	—	$	—	$	12,564	$	1,722	$	14,286

	September 30, 2015
			Fair Value Hierarchy
(in thousands of dollars)	NAV		Level 1		Level 2		Level 3		Total
Assets
Money market funds	$	1,574	$	—	$	—	$	—	$	1,574
Trading securities associated with deferred compensation plans	—		18,359		—		—		18,359
Forward foreign currency exchange contracts	—		—		4,354		—		4,354
Total financial assets measured and reported at fair value	$	1,574	$	18,359	$	4,354	$	—	$	24,287
Liabilities
Guarantees of bank loans to tobacco growers	$	—	$	—	$	—	$	1,356	$	1,356
Interest rate swap agreements	—		—		6,430		—		6,430
Forward foreign currency exchange contracts	—		—		13		—		13
Total financial liabilities measured and reported at fair value	$	—	$	—	$	6,443	$	1,356	$	7,799

	March 31, 2016
			Fair Value Hierarchy
(in thousands of dollars)	NAV		Level 1		Level 2		Level 3		Total
Assets
Money market funds	$	116,618	$	—	$	—	$	—	$	116,618
Trading securities associated with deferred compensation plans	—		17,817		—		—		17,817
Forward foreign currency exchange contracts	—		—		772		—		772
Total financial assets measured and reported at fair value	$	116,618	$	17,817	$	772	$	—	$	135,207
Liabilities
Guarantees of bank loans to tobacco growers	$	—	$	—	$	—	$	1,628	$	1,628
Interest rate swap agreements	—		—		10,766		—		10,766
Forward foreign currency exchange contracts	—		—		5		—		5
Total financial liabilities measured and reported at fair value	$	—	$	—	$	10,771	$	1,628	$	12,399

Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation

A reconciliation of the change in the balance of the financial liability for guarantees of bank loans to tobacco growers (Level 3) for the six months ended September 30, 2016 and 2015 is provided below.

	Six Months Ended September 30,
(in thousands of dollars)	2016			2015
Balance at beginning of year	$	1,628		$	1,674
Payments under the guarantees and transfers to allowance for loss on direct loans to farmers (removal of prior crop year loans from portfolio)	(1,848		)	(1,841		)
Provision for loss or transfers from allowance for loss on direct loans to farmers (addition of current crop year loans)	1,756			1,821
Change in discount rate and estimated collection period	26			33
Currency remeasurement	160			(331		)
Balance at end of period	$	1,722		$	1,356